19990491360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 576

約数和(自身を含む): 76680317952

約数和(自身を除く): 56689826592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 41, 42, 48, 56, 60, 62, 70, 80, 82, 84, 93, 96, 105, 112, 120, 123, 124, 140, 151, 155, 160, 164, 168, 186, 205, 210, 217, 224, 240, 246, 248, 280, 287, 302, 310, 328, 336, 372, 410, 420, 434, 453, 465, 480, 492, 496, 560, 574, 604, 615, 620, 651, 656, 672, 744, 755, 820, 840, 861, 868, 906, 930, 961, 984, 992, 1057, 1085, 1120, 1148, 1208, 1230, 1240, 1271, 1302, 1312, 1435, 1488, 1510, 1640, 1680, 1722, 1736, 1812, 1860, 1922, 1968, 2114, 2170, 2265, 2296, 2416, 2460, 2480, 2542, 2604, 2870, 2883, 2976, 3020, 3171, 3255, 3280, 3360, 3444, 3472, 3624, 3720, 3813, 3844, 3936, 4228, 4305, 4340, 4530, 4592, 4681, 4805, 4832, 4920, 4960, 5084, 5208, 5285, 5740, 5766, 6040, 6191, 6342, 6355, 6510, 6560, 6727, 6888, 6944, 7248, 7440, 7626, 7688, 8456, 8610, 8680, 8897, 9060, 9184, 9362, 9610, 9840, 10168, 10416, 10570, 11480, 11532, 12080, 12382, 12684, 12710, 13020, 13454, 13776, 14043, 14415, 14496, 14880, 15252, 15376, 15855, 16912, 17220, 17360, 17794, 18120, 18573, 18724, 19065, 19220, 19680, 20181, 20336, 20832, 21140, 22960, 23064, 23405, 24160, 24764, 25368, 25420, 26040, 26691, 26908, 27552, 28086, 28830, 30504, 30752, 30955, 31710, 32767, 33635, 33824, 34440, 34720, 35588, 36240, 37146, 37448, 38130, 38440, 39401, 40362, 40672, 42280, 43337, 44485, 45920, 46128, 46810, 49528, 50736, 50840, 52080, 53382, 53816, 56172, 57660, 61008, 61910, 63420, 65534, 67270, 68880, 70215, 71176, 72480, 74292, 74896, 76260, 76880, 78802, 80724, 84560, 86674, 88970, 92256, 92865, 93620, 98301, 99056, 100905, 101472, 101680, 104160, 106764, 107632, 112344, 115320, 118203, 122016, 123820, 126840, 130011, 131068, 133455, 134540, 137760, 140430, 142352, 145111, 148584, 149792, 152520, 153760, 157604, 161448, 163835, 169120, 173348, 177940, 185730, 187240, 191921, 196602, 197005, 198112, 201810, 203360, 213528, 215264, 216685, 224688, 230640, 236406, 247640, 253680, 260022, 262136, 266910, 269080, 275807, 280860, 284704, 290222, 297168, 305040, 315208, 322896, 327670, 346696, 355880, 371460, 374480, 383842, 393204, 394010, 403620, 427056, 433370, 435333, 449376, 461280, 472812, 491505, 495280, 507360, 520044, 524272, 533820, 538160, 551614, 561720, 575763, 580444, 591015, 594336, 610080, 630416, 645792, 650055, 655340, 693392, 711760, 725555, 742920, 748960, 767684, 786408, 788020, 807240, 827421, 854112, 866740, 870666, 945624, 959605, 983010, 990560, 1015777, 1040088, 1048544, 1067640, 1076320, 1103228, 1123440, 1151526, 1160888, 1182030, 1260832, 1300110, 1310680, 1343447, 1379035, 1386784, 1423520, 1451110, 1485840, 1535368, 1572816, 1576040, 1614480, 1654842, 1733480, 1741332, 1891248, 1919210, 1966020, 2031554, 2080176, 2135280, 2176665, 2206456, 2246880, 2303052, 2321776, 2364060, 2600220, 2621360, 2686894, 2758070, 2878815, 2902220, 2971680, 3047331, 3070736, 3145632, 3152080, 3228960, 3309684, 3466960, 3482664, 3782496, 3838420, 3932040, 4030341, 4063108, 4137105, 4160352, 4270560, 4353330, 4412912, 4606104, 4643552, 4728120, 5078885, 5200440, 5242720, 5373788, 5516140, 5757630, 5804440, 5949551, 6094662, 6141472, 6304160, 6619368, 6717235, 6933920, 6965328, 7676840, 7864080, 8060682, 8126216, 8274210, 8706660, 8825824, 9212208, 9456240, 10157770, 10400880, 10747576, 11032280, 11515260, 11608880, 11899102, 12189324, 13238736, 13434470, 13930656, 15236655, 15353680, 15728160, 16121364, 16252432, 16548420, 17413320, 17848653, 18424416, 18912480, 20151705, 20315540, 20801760, 21495152, 22064560, 23030520, 23217760, 23798204, 24378648, 26477472, 26868940, 29747755, 30473310, 30707360, 32242728, 32504864, 33096840, 34826640, 35697306, 40303410, 40631080, 41646857, 42990304, 44129120, 46061040, 47596408, 48757296, 53737880, 59495510, 60946620, 64485456, 66193680, 69653280, 71394612, 80606820, 81262160, 83293714, 89243265, 92122080, 95192816, 97514592, 107475760, 118991020, 121893240, 124940571, 128970912, 132387360, 142789224, 161213640, 162524320, 166587428, 178486530, 190385632, 208234285, 214951520, 237982040, 243786480, 249881142, 285578448, 322427280, 333174856, 356973060, 416468570, 475964080, 487572960, 499762284, 571156896, 624702855, 644854560, 666349712, 713946120, 832937140, 951928160, 999524568, 1249405710, 1332699424, 1427892240, 1665874280, 1999049136, 2498811420, 2855784480, 3331748560, 3998098272, 4997622840, 6663497120, 9995245680, 19990491360]

約数ペア:

[(1, 19990491360), (2, 9995245680), (3, 6663497120), (4, 4997622840), (5, 3998098272), (6, 3331748560), (7, 2855784480), (8, 2498811420), (10, 1999049136), (12, 1665874280), (14, 1427892240), (15, 1332699424), (16, 1249405710), (20, 999524568), (21, 951928160), (24, 832937140), (28, 713946120), (30, 666349712), (31, 644854560), (32, 624702855), (35, 571156896), (40, 499762284), (41, 487572960), (42, 475964080), (48, 416468570), (56, 356973060), (60, 333174856), (62, 322427280), (70, 285578448), (80, 249881142), (82, 243786480), (84, 237982040), (93, 214951520), (96, 208234285), (105, 190385632), (112, 178486530), (120, 166587428), (123, 162524320), (124, 161213640), (140, 142789224), (151, 132387360), (155, 128970912), (160, 124940571), (164, 121893240), (168, 118991020), (186, 107475760), (205, 97514592), (210, 95192816), (217, 92122080), (224, 89243265), (240, 83293714), (246, 81262160), (248, 80606820), (280, 71394612), (287, 69653280), (302, 66193680), (310, 64485456), (328, 60946620), (336, 59495510), (372, 53737880), (410, 48757296), (420, 47596408), (434, 46061040), (453, 44129120), (465, 42990304), (480, 41646857), (492, 40631080), (496, 40303410), (560, 35697306), (574, 34826640), (604, 33096840), (615, 32504864), (620, 32242728), (651, 30707360), (656, 30473310), (672, 29747755), (744, 26868940), (755, 26477472), (820, 24378648), (840, 23798204), (861, 23217760), (868, 23030520), (906, 22064560), (930, 21495152), (961, 20801760), (984, 20315540), (992, 20151705), (1057, 18912480), (1085, 18424416), (1120, 17848653), (1148, 17413320), (1208, 16548420), (1230, 16252432), (1240, 16121364), (1271, 15728160), (1302, 15353680), (1312, 15236655), (1435, 13930656), (1488, 13434470), (1510, 13238736), (1640, 12189324), (1680, 11899102), (1722, 11608880), (1736, 11515260), (1812, 11032280), (1860, 10747576), (1922, 10400880), (1968, 10157770), (2114, 9456240), (2170, 9212208), (2265, 8825824), (2296, 8706660), (2416, 8274210), (2460, 8126216), (2480, 8060682), (2542, 7864080), (2604, 7676840), (2870, 6965328), (2883, 6933920), (2976, 6717235), (3020, 6619368), (3171, 6304160), (3255, 6141472), (3280, 6094662), (3360, 5949551), (3444, 5804440), (3472, 5757630), (3624, 5516140), (3720, 5373788), (3813, 5242720), (3844, 5200440), (3936, 5078885), (4228, 4728120), (4305, 4643552), (4340, 4606104), (4530, 4412912), (4592, 4353330), (4681, 4270560), (4805, 4160352), (4832, 4137105), (4920, 4063108), (4960, 4030341), (5084, 3932040), (5208, 3838420), (5285, 3782496), (5740, 3482664), (5766, 3466960), (6040, 3309684), (6191, 3228960), (6342, 3152080), (6355, 3145632), (6510, 3070736), (6560, 3047331), (6727, 2971680), (6888, 2902220), (6944, 2878815), (7248, 2758070), (7440, 2686894), (7626, 2621360), (7688, 2600220), (8456, 2364060), (8610, 2321776), (8680, 2303052), (8897, 2246880), (9060, 2206456), (9184, 2176665), (9362, 2135280), (9610, 2080176), (9840, 2031554), (10168, 1966020), (10416, 1919210), (10570, 1891248), (11480, 1741332), (11532, 1733480), (12080, 1654842), (12382, 1614480), (12684, 1576040), (12710, 1572816), (13020, 1535368), (13454, 1485840), (13776, 1451110), (14043, 1423520), (14415, 1386784), (14496, 1379035), (14880, 1343447), (15252, 1310680), (15376, 1300110), (15855, 1260832), (16912, 1182030), (17220, 1160888), (17360, 1151526), (17794, 1123440), (18120, 1103228), (18573, 1076320), (18724, 1067640), (19065, 1048544), (19220, 1040088), (19680, 1015777), (20181, 990560), (20336, 983010), (20832, 959605), (21140, 945624), (22960, 870666), (23064, 866740), (23405, 854112), (24160, 827421), (24764, 807240), (25368, 788020), (25420, 786408), (26040, 767684), (26691, 748960), (26908, 742920), (27552, 725555), (28086, 711760), (28830, 693392), (30504, 655340), (30752, 650055), (30955, 645792), (31710, 630416), (32767, 610080), (33635, 594336), (33824, 591015), (34440, 580444), (34720, 575763), (35588, 561720), (36240, 551614), (37146, 538160), (37448, 533820), (38130, 524272), (38440, 520044), (39401, 507360), (40362, 495280), (40672, 491505), (42280, 472812), (43337, 461280), (44485, 449376), (45920, 435333), (46128, 433370), (46810, 427056), (49528, 403620), (50736, 394010), (50840, 393204), (52080, 383842), (53382, 374480), (53816, 371460), (56172, 355880), (57660, 346696), (61008, 327670), (61910, 322896), (63420, 315208), (65534, 305040), (67270, 297168), (68880, 290222), (70215, 284704), (71176, 280860), (72480, 275807), (74292, 269080), (74896, 266910), (76260, 262136), (76880, 260022), (78802, 253680), (80724, 247640), (84560, 236406), (86674, 230640), (88970, 224688), (92256, 216685), (92865, 215264), (93620, 213528), (98301, 203360), (99056, 201810), (100905, 198112), (101472, 197005), (101680, 196602), (104160, 191921), (106764, 187240), (107632, 185730), (112344, 177940), (115320, 173348), (118203, 169120), (122016, 163835), (123820, 161448), (126840, 157604), (130011, 153760), (131068, 152520), (133455, 149792), (134540, 148584), (137760, 145111), (140430, 142352)]