21318189120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:720

約数の個数: 560

約数和(自身を含む): 80229017088

約数和(自身を除く): 58910827968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 43, 45, 48, 54, 60, 62, 64, 72, 80, 81, 86, 90, 93, 96, 108, 120, 124, 129, 135, 144, 155, 160, 162, 172, 180, 186, 192, 215, 216, 240, 248, 258, 270, 279, 288, 310, 320, 324, 344, 360, 372, 387, 405, 430, 432, 465, 480, 496, 516, 540, 558, 576, 617, 620, 645, 648, 688, 720, 744, 774, 810, 837, 860, 864, 930, 960, 992, 1032, 1080, 1116, 1161, 1234, 1240, 1290, 1296, 1333, 1376, 1395, 1440, 1488, 1548, 1620, 1674, 1720, 1728, 1851, 1860, 1935, 1984, 2064, 2160, 2232, 2322, 2468, 2480, 2511, 2580, 2592, 2666, 2752, 2790, 2880, 2976, 3085, 3096, 3240, 3348, 3440, 3483, 3702, 3720, 3870, 3999, 4128, 4185, 4320, 4464, 4644, 4936, 4960, 5022, 5160, 5184, 5332, 5553, 5580, 5805, 5952, 6170, 6192, 6480, 6665, 6696, 6880, 6966, 7404, 7440, 7740, 7998, 8256, 8370, 8640, 8928, 9255, 9288, 9872, 9920, 10044, 10320, 10664, 11106, 11160, 11610, 11997, 12340, 12384, 12555, 12960, 13330, 13392, 13760, 13932, 14808, 14880, 15480, 15996, 16659, 16740, 17415, 17856, 18510, 18576, 19127, 19744, 19995, 20088, 20640, 21328, 22212, 22320, 23220, 23994, 24680, 24768, 25110, 25920, 26531, 26660, 26784, 27765, 27864, 29616, 29760, 30960, 31992, 33318, 33480, 34830, 35991, 37020, 37152, 38254, 39488, 39990, 40176, 41280, 42656, 44424, 44640, 46440, 47988, 49360, 49977, 50220, 53062, 53320, 53568, 55530, 55728, 57381, 59232, 59985, 61920, 63984, 66636, 66960, 69660, 71982, 74040, 74304, 76508, 79593, 79980, 80352, 83295, 85312, 88848, 89280, 92880, 95635, 95976, 98720, 99954, 100440, 106124, 106640, 107973, 111060, 111456, 114762, 118464, 119970, 123840, 127968, 132655, 133272, 133920, 139320, 143964, 148080, 153016, 159186, 159960, 160704, 166590, 172143, 177696, 179955, 185760, 191270, 191952, 197440, 199908, 200880, 212248, 213280, 215946, 222120, 222912, 229524, 238779, 239940, 249885, 255936, 265310, 266544, 267840, 278640, 286905, 287928, 296160, 306032, 318372, 319920, 333180, 344286, 355392, 359910, 371520, 382540, 383904, 397965, 399816, 401760, 424496, 426560, 431892, 444240, 459048, 477558, 479880, 499770, 516429, 530620, 533088, 539865, 557280, 573810, 575856, 592320, 612064, 636744, 639840, 666360, 688572, 716337, 719820, 765080, 767808, 795930, 799632, 803520, 822461, 848992, 860715, 863784, 888480, 918096, 955116, 959760, 999540, 1032858, 1061240, 1066176, 1079730, 1114560, 1147620, 1151712, 1193895, 1224128, 1273488, 1279680, 1332720, 1377144, 1432674, 1439640, 1530160, 1549287, 1591860, 1599264, 1644922, 1697984, 1721430, 1727568, 1776960, 1836192, 1910232, 1919520, 1999080, 2065716, 2122480, 2149011, 2159460, 2295240, 2303424, 2387790, 2467383, 2546976, 2582145, 2665440, 2754288, 2865348, 2879280, 3060320, 3098574, 3183720, 3198528, 3289844, 3442860, 3455136, 3581685, 3672384, 3820464, 3839040, 3998160, 4112305, 4131432, 4244960, 4298022, 4318920, 4590480, 4775580, 4934766, 5093952, 5164290, 5330880, 5508576, 5730696, 5758560, 6120640, 6197148, 6367440, 6579688, 6885720, 6910272, 7163370, 7402149, 7640928, 7746435, 7996320, 8224610, 8262864, 8489920, 8596044, 8637840, 9180960, 9551160, 9869532, 10328580, 10745055, 11017152, 11461392, 11517120, 12336915, 12394296, 12734880, 13159376, 13771440, 14326740, 14804298, 15281856, 15492870, 15992640, 16449220, 16525728, 17192088, 17275680, 18361920, 19102320, 19739064, 20657160, 21490110, 22206447, 22922784, 24673830, 24788592, 25469760, 26318752, 27542880, 28653480, 29608596, 30985740, 32898440, 33051456, 34384176, 34551360, 37010745, 38204640, 39478128, 41314320, 42980220, 44412894, 45845568, 49347660, 49577184, 52637504, 55085760, 57306960, 59217192, 61971480, 65796880, 66619341, 68768352, 74021490, 76409280, 78956256, 82628640, 85960440, 88825788, 98695320, 99154368, 111032235, 114613920, 118434384, 123942960, 131593760, 133238682, 137536704, 148042980, 157912512, 165257280, 171920880, 177651576, 197390640, 222064470, 229227840, 236868768, 247885920, 263187520, 266477364, 296085960, 333096705, 343841760, 355303152, 394781280, 444128940, 473737536, 495771840, 532954728, 592171920, 666193410, 687683520, 710606304, 789562560, 888257880, 1065909456, 1184343840, 1332386820, 1421212608, 1776515760, 2131818912, 2368687680, 2664773640, 3553031520, 4263637824, 5329547280, 7106063040, 10659094560, 21318189120]

約数ペア:

[(1, 21318189120), (2, 10659094560), (3, 7106063040), (4, 5329547280), (5, 4263637824), (6, 3553031520), (8, 2664773640), (9, 2368687680), (10, 2131818912), (12, 1776515760), (15, 1421212608), (16, 1332386820), (18, 1184343840), (20, 1065909456), (24, 888257880), (27, 789562560), (30, 710606304), (31, 687683520), (32, 666193410), (36, 592171920), (40, 532954728), (43, 495771840), (45, 473737536), (48, 444128940), (54, 394781280), (60, 355303152), (62, 343841760), (64, 333096705), (72, 296085960), (80, 266477364), (81, 263187520), (86, 247885920), (90, 236868768), (93, 229227840), (96, 222064470), (108, 197390640), (120, 177651576), (124, 171920880), (129, 165257280), (135, 157912512), (144, 148042980), (155, 137536704), (160, 133238682), (162, 131593760), (172, 123942960), (180, 118434384), (186, 114613920), (192, 111032235), (215, 99154368), (216, 98695320), (240, 88825788), (248, 85960440), (258, 82628640), (270, 78956256), (279, 76409280), (288, 74021490), (310, 68768352), (320, 66619341), (324, 65796880), (344, 61971480), (360, 59217192), (372, 57306960), (387, 55085760), (405, 52637504), (430, 49577184), (432, 49347660), (465, 45845568), (480, 44412894), (496, 42980220), (516, 41314320), (540, 39478128), (558, 38204640), (576, 37010745), (617, 34551360), (620, 34384176), (645, 33051456), (648, 32898440), (688, 30985740), (720, 29608596), (744, 28653480), (774, 27542880), (810, 26318752), (837, 25469760), (860, 24788592), (864, 24673830), (930, 22922784), (960, 22206447), (992, 21490110), (1032, 20657160), (1080, 19739064), (1116, 19102320), (1161, 18361920), (1234, 17275680), (1240, 17192088), (1290, 16525728), (1296, 16449220), (1333, 15992640), (1376, 15492870), (1395, 15281856), (1440, 14804298), (1488, 14326740), (1548, 13771440), (1620, 13159376), (1674, 12734880), (1720, 12394296), (1728, 12336915), (1851, 11517120), (1860, 11461392), (1935, 11017152), (1984, 10745055), (2064, 10328580), (2160, 9869532), (2232, 9551160), (2322, 9180960), (2468, 8637840), (2480, 8596044), (2511, 8489920), (2580, 8262864), (2592, 8224610), (2666, 7996320), (2752, 7746435), (2790, 7640928), (2880, 7402149), (2976, 7163370), (3085, 6910272), (3096, 6885720), (3240, 6579688), (3348, 6367440), (3440, 6197148), (3483, 6120640), (3702, 5758560), (3720, 5730696), (3870, 5508576), (3999, 5330880), (4128, 5164290), (4185, 5093952), (4320, 4934766), (4464, 4775580), (4644, 4590480), (4936, 4318920), (4960, 4298022), (5022, 4244960), (5160, 4131432), (5184, 4112305), (5332, 3998160), (5553, 3839040), (5580, 3820464), (5805, 3672384), (5952, 3581685), (6170, 3455136), (6192, 3442860), (6480, 3289844), (6665, 3198528), (6696, 3183720), (6880, 3098574), (6966, 3060320), (7404, 2879280), (7440, 2865348), (7740, 2754288), (7998, 2665440), (8256, 2582145), (8370, 2546976), (8640, 2467383), (8928, 2387790), (9255, 2303424), (9288, 2295240), (9872, 2159460), (9920, 2149011), (10044, 2122480), (10320, 2065716), (10664, 1999080), (11106, 1919520), (11160, 1910232), (11610, 1836192), (11997, 1776960), (12340, 1727568), (12384, 1721430), (12555, 1697984), (12960, 1644922), (13330, 1599264), (13392, 1591860), (13760, 1549287), (13932, 1530160), (14808, 1439640), (14880, 1432674), (15480, 1377144), (15996, 1332720), (16659, 1279680), (16740, 1273488), (17415, 1224128), (17856, 1193895), (18510, 1151712), (18576, 1147620), (19127, 1114560), (19744, 1079730), (19995, 1066176), (20088, 1061240), (20640, 1032858), (21328, 999540), (22212, 959760), (22320, 955116), (23220, 918096), (23994, 888480), (24680, 863784), (24768, 860715), (25110, 848992), (25920, 822461), (26531, 803520), (26660, 799632), (26784, 795930), (27765, 767808), (27864, 765080), (29616, 719820), (29760, 716337), (30960, 688572), (31992, 666360), (33318, 639840), (33480, 636744), (34830, 612064), (35991, 592320), (37020, 575856), (37152, 573810), (38254, 557280), (39488, 539865), (39990, 533088), (40176, 530620), (41280, 516429), (42656, 499770), (44424, 479880), (44640, 477558), (46440, 459048), (47988, 444240), (49360, 431892), (49977, 426560), (50220, 424496), (53062, 401760), (53320, 399816), (53568, 397965), (55530, 383904), (55728, 382540), (57381, 371520), (59232, 359910), (59985, 355392), (61920, 344286), (63984, 333180), (66636, 319920), (66960, 318372), (69660, 306032), (71982, 296160), (74040, 287928), (74304, 286905), (76508, 278640), (79593, 267840), (79980, 266544), (80352, 265310), (83295, 255936), (85312, 249885), (88848, 239940), (89280, 238779), (92880, 229524), (95635, 222912), (95976, 222120), (98720, 215946), (99954, 213280), (100440, 212248), (106124, 200880), (106640, 199908), (107973, 197440), (111060, 191952), (111456, 191270), (114762, 185760), (118464, 179955), (119970, 177696), (123840, 172143), (127968, 166590), (132655, 160704), (133272, 159960), (133920, 159186), (139320, 153016), (143964, 148080)]