2040806880

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 576

約数和(自身を含む): 8604610560

約数和(自身を除く): 6563803680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 98, 105, 108, 112, 120, 124, 126, 135, 140, 144, 147, 155, 160, 168, 180, 186, 189, 196, 210, 216, 217, 224, 240, 245, 248, 252, 270, 279, 280, 288, 294, 310, 311, 315, 336, 360, 372, 378, 392, 420, 432, 434, 441, 465, 480, 490, 496, 504, 540, 558, 560, 588, 620, 622, 630, 651, 672, 720, 735, 744, 756, 784, 837, 840, 864, 868, 882, 930, 933, 945, 980, 992, 1008, 1080, 1085, 1116, 1120, 1176, 1240, 1244, 1260, 1302, 1323, 1395, 1440, 1470, 1488, 1512, 1519, 1555, 1568, 1674, 1680, 1736, 1764, 1860, 1866, 1890, 1953, 1960, 2016, 2160, 2170, 2177, 2205, 2232, 2352, 2480, 2488, 2520, 2604, 2646, 2790, 2799, 2940, 2976, 3024, 3038, 3110, 3255, 3348, 3360, 3472, 3528, 3720, 3732, 3780, 3906, 3920, 4185, 4320, 4340, 4354, 4410, 4464, 4557, 4665, 4704, 4960, 4976, 5040, 5208, 5292, 5580, 5598, 5859, 5880, 6048, 6076, 6220, 6510, 6531, 6615, 6696, 6944, 7056, 7440, 7464, 7560, 7595, 7812, 7840, 8370, 8397, 8680, 8708, 8820, 8928, 9114, 9330, 9641, 9765, 9952, 10080, 10416, 10584, 10885, 11160, 11196, 11718, 11760, 12152, 12440, 13020, 13062, 13230, 13392, 13671, 13995, 14112, 14880, 14928, 15120, 15190, 15239, 15624, 16740, 16794, 17360, 17416, 17640, 18228, 18660, 19282, 19530, 19593, 20832, 21168, 21770, 22320, 22392, 22785, 23436, 23520, 24304, 24880, 26040, 26124, 26460, 26784, 27342, 27990, 28923, 29295, 29856, 30240, 30380, 30478, 31248, 32655, 33480, 33588, 34720, 34832, 35280, 36456, 37320, 38564, 39060, 39186, 41013, 41985, 42336, 43540, 44640, 44784, 45570, 45717, 46872, 48205, 48608, 49760, 52080, 52248, 52920, 54684, 55980, 57846, 58590, 58779, 60760, 60956, 62496, 65310, 66960, 67176, 67487, 68355, 69664, 70560, 72912, 74640, 76195, 77128, 78120, 78372, 82026, 83970, 86769, 87080, 89568, 91140, 91434, 93744, 96410, 97965, 104160, 104496, 105840, 109368, 111960, 115692, 117180, 117558, 121520, 121912, 130620, 133920, 134352, 134974, 136710, 137151, 144615, 145824, 149280, 152390, 154256, 156240, 156744, 164052, 167940, 173538, 174160, 182280, 182868, 187488, 192820, 195930, 202461, 205065, 208992, 211680, 218736, 223920, 228585, 231384, 234360, 235116, 243040, 243824, 260307, 261240, 268704, 269948, 273420, 274302, 289230, 293895, 304780, 308512, 312480, 313488, 328104, 335880, 337435, 347076, 348320, 364560, 365736, 385640, 391860, 404922, 410130, 411453, 433845, 437472, 447840, 457170, 462768, 468720, 470232, 472409, 487648, 520614, 522480, 539896, 546840, 548604, 578460, 587790, 607383, 609560, 626976, 656208, 671760, 674870, 685755, 694152, 729120, 731472, 771280, 783720, 809844, 820260, 822906, 867690, 914340, 925536, 937440, 940464, 944818, 1012305, 1041228, 1044960, 1079792, 1093680, 1097208, 1156920, 1175580, 1214766, 1219120, 1301535, 1312416, 1343520, 1349740, 1371510, 1388304, 1417227, 1462944, 1542560, 1567440, 1619688, 1640520, 1645812, 1735380, 1822149, 1828680, 1880928, 1889636, 2024610, 2057265, 2082456, 2159584, 2187360, 2194416, 2313840, 2351160, 2362045, 2429532, 2438240, 2603070, 2699480, 2743020, 2776608, 2834454, 3036915, 3134880, 3239376, 3281040, 3291624, 3470760, 3644298, 3657360, 3779272, 4049220, 4114530, 4164912, 4251681, 4388832, 4627680, 4702320, 4724090, 4859064, 5206140, 5398960, 5486040, 5668908, 6073830, 6478752, 6562080, 6583248, 6941520, 7086135, 7288596, 7314720, 7558544, 8098440, 8229060, 8329824, 8503362, 9110745, 9404640, 9448180, 9718128, 10412280, 10797920, 10972080, 11337816, 12147660, 12755043, 13166496, 13883040, 14172270, 14577192, 15117088, 16196880, 16458120, 17006724, 18221490, 18896360, 19436256, 20824560, 21258405, 21944160, 22675632, 24295320, 25510086, 28344540, 29154384, 32393760, 32916240, 34013448, 36442980, 37792720, 41649120, 42516810, 45351264, 48590640, 51020172, 56689080, 58308768, 63775215, 65832480, 68026896, 72885960, 75585440, 85033620, 97181280, 102040344, 113378160, 127550430, 136053792, 145771920, 170067240, 204080688, 226756320, 255100860, 291543840, 340134480, 408161376, 510201720, 680268960, 1020403440, 2040806880]

約数ペア:

[(1, 2040806880), (2, 1020403440), (3, 680268960), (4, 510201720), (5, 408161376), (6, 340134480), (7, 291543840), (8, 255100860), (9, 226756320), (10, 204080688), (12, 170067240), (14, 145771920), (15, 136053792), (16, 127550430), (18, 113378160), (20, 102040344), (21, 97181280), (24, 85033620), (27, 75585440), (28, 72885960), (30, 68026896), (31, 65832480), (32, 63775215), (35, 58308768), (36, 56689080), (40, 51020172), (42, 48590640), (45, 45351264), (48, 42516810), (49, 41649120), (54, 37792720), (56, 36442980), (60, 34013448), (62, 32916240), (63, 32393760), (70, 29154384), (72, 28344540), (80, 25510086), (84, 24295320), (90, 22675632), (93, 21944160), (96, 21258405), (98, 20824560), (105, 19436256), (108, 18896360), (112, 18221490), (120, 17006724), (124, 16458120), (126, 16196880), (135, 15117088), (140, 14577192), (144, 14172270), (147, 13883040), (155, 13166496), (160, 12755043), (168, 12147660), (180, 11337816), (186, 10972080), (189, 10797920), (196, 10412280), (210, 9718128), (216, 9448180), (217, 9404640), (224, 9110745), (240, 8503362), (245, 8329824), (248, 8229060), (252, 8098440), (270, 7558544), (279, 7314720), (280, 7288596), (288, 7086135), (294, 6941520), (310, 6583248), (311, 6562080), (315, 6478752), (336, 6073830), (360, 5668908), (372, 5486040), (378, 5398960), (392, 5206140), (420, 4859064), (432, 4724090), (434, 4702320), (441, 4627680), (465, 4388832), (480, 4251681), (490, 4164912), (496, 4114530), (504, 4049220), (540, 3779272), (558, 3657360), (560, 3644298), (588, 3470760), (620, 3291624), (622, 3281040), (630, 3239376), (651, 3134880), (672, 3036915), (720, 2834454), (735, 2776608), (744, 2743020), (756, 2699480), (784, 2603070), (837, 2438240), (840, 2429532), (864, 2362045), (868, 2351160), (882, 2313840), (930, 2194416), (933, 2187360), (945, 2159584), (980, 2082456), (992, 2057265), (1008, 2024610), (1080, 1889636), (1085, 1880928), (1116, 1828680), (1120, 1822149), (1176, 1735380), (1240, 1645812), (1244, 1640520), (1260, 1619688), (1302, 1567440), (1323, 1542560), (1395, 1462944), (1440, 1417227), (1470, 1388304), (1488, 1371510), (1512, 1349740), (1519, 1343520), (1555, 1312416), (1568, 1301535), (1674, 1219120), (1680, 1214766), (1736, 1175580), (1764, 1156920), (1860, 1097208), (1866, 1093680), (1890, 1079792), (1953, 1044960), (1960, 1041228), (2016, 1012305), (2160, 944818), (2170, 940464), (2177, 937440), (2205, 925536), (2232, 914340), (2352, 867690), (2480, 822906), (2488, 820260), (2520, 809844), (2604, 783720), (2646, 771280), (2790, 731472), (2799, 729120), (2940, 694152), (2976, 685755), (3024, 674870), (3038, 671760), (3110, 656208), (3255, 626976), (3348, 609560), (3360, 607383), (3472, 587790), (3528, 578460), (3720, 548604), (3732, 546840), (3780, 539896), (3906, 522480), (3920, 520614), (4185, 487648), (4320, 472409), (4340, 470232), (4354, 468720), (4410, 462768), (4464, 457170), (4557, 447840), (4665, 437472), (4704, 433845), (4960, 411453), (4976, 410130), (5040, 404922), (5208, 391860), (5292, 385640), (5580, 365736), (5598, 364560), (5859, 348320), (5880, 347076), (6048, 337435), (6076, 335880), (6220, 328104), (6510, 313488), (6531, 312480), (6615, 308512), (6696, 304780), (6944, 293895), (7056, 289230), (7440, 274302), (7464, 273420), (7560, 269948), (7595, 268704), (7812, 261240), (7840, 260307), (8370, 243824), (8397, 243040), (8680, 235116), (8708, 234360), (8820, 231384), (8928, 228585), (9114, 223920), (9330, 218736), (9641, 211680), (9765, 208992), (9952, 205065), (10080, 202461), (10416, 195930), (10584, 192820), (10885, 187488), (11160, 182868), (11196, 182280), (11718, 174160), (11760, 173538), (12152, 167940), (12440, 164052), (13020, 156744), (13062, 156240), (13230, 154256), (13392, 152390), (13671, 149280), (13995, 145824), (14112, 144615), (14880, 137151), (14928, 136710), (15120, 134974), (15190, 134352), (15239, 133920), (15624, 130620), (16740, 121912), (16794, 121520), (17360, 117558), (17416, 117180), (17640, 115692), (18228, 111960), (18660, 109368), (19282, 105840), (19530, 104496), (19593, 104160), (20832, 97965), (21168, 96410), (21770, 93744), (22320, 91434), (22392, 91140), (22785, 89568), (23436, 87080), (23520, 86769), (24304, 83970), (24880, 82026), (26040, 78372), (26124, 78120), (26460, 77128), (26784, 76195), (27342, 74640), (27990, 72912), (28923, 70560), (29295, 69664), (29856, 68355), (30240, 67487), (30380, 67176), (30478, 66960), (31248, 65310), (32655, 62496), (33480, 60956), (33588, 60760), (34720, 58779), (34832, 58590), (35280, 57846), (36456, 55980), (37320, 54684), (38564, 52920), (39060, 52248), (39186, 52080), (41013, 49760), (41985, 48608), (42336, 48205), (43540, 46872), (44640, 45717), (44784, 45570)]