1621638240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1201}}^1$

素因数の和:1345

約数の個数: 192

約数和(自身を含む): 5343226560

約数和(自身を除く): 3721588320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 97, 116, 120, 145, 160, 174, 194, 232, 240, 290, 291, 348, 388, 435, 464, 480, 485, 580, 582, 696, 776, 870, 928, 970, 1160, 1164, 1201, 1392, 1455, 1552, 1740, 1940, 2320, 2328, 2402, 2784, 2813, 2910, 3104, 3480, 3603, 3880, 4640, 4656, 4804, 5626, 5820, 6005, 6960, 7206, 7760, 8439, 9312, 9608, 11252, 11640, 12010, 13920, 14065, 14412, 15520, 16878, 18015, 19216, 22504, 23280, 24020, 28130, 28824, 33756, 34829, 36030, 38432, 42195, 45008, 46560, 48040, 56260, 57648, 67512, 69658, 72060, 84390, 90016, 96080, 104487, 112520, 115296, 116497, 135024, 139316, 144120, 168780, 174145, 192160, 208974, 225040, 232994, 270048, 278632, 288240, 337560, 348290, 349491, 417948, 450080, 465988, 522435, 557264, 576480, 582485, 675120, 696580, 698982, 835896, 931976, 1044870, 1114528, 1164970, 1350240, 1393160, 1397964, 1671792, 1747455, 1863952, 2089740, 2329940, 2786320, 2795928, 3343584, 3378413, 3494910, 3727904, 4179480, 4659880, 5572640, 5591856, 6756826, 6989820, 8358960, 9319760, 10135239, 11183712, 13513652, 13979640, 16717920, 16892065, 18639520, 20270478, 27027304, 27959280, 33784130, 40540956, 50676195, 54054608, 55918560, 67568260, 81081912, 101352390, 108109216, 135136520, 162163824, 202704780, 270273040, 324327648, 405409560, 540546080, 810819120, 1621638240]

約数ペア:

[(1, 1621638240), (2, 810819120), (3, 540546080), (4, 405409560), (5, 324327648), (6, 270273040), (8, 202704780), (10, 162163824), (12, 135136520), (15, 108109216), (16, 101352390), (20, 81081912), (24, 67568260), (29, 55918560), (30, 54054608), (32, 50676195), (40, 40540956), (48, 33784130), (58, 27959280), (60, 27027304), (80, 20270478), (87, 18639520), (96, 16892065), (97, 16717920), (116, 13979640), (120, 13513652), (145, 11183712), (160, 10135239), (174, 9319760), (194, 8358960), (232, 6989820), (240, 6756826), (290, 5591856), (291, 5572640), (348, 4659880), (388, 4179480), (435, 3727904), (464, 3494910), (480, 3378413), (485, 3343584), (580, 2795928), (582, 2786320), (696, 2329940), (776, 2089740), (870, 1863952), (928, 1747455), (970, 1671792), (1160, 1397964), (1164, 1393160), (1201, 1350240), (1392, 1164970), (1455, 1114528), (1552, 1044870), (1740, 931976), (1940, 835896), (2320, 698982), (2328, 696580), (2402, 675120), (2784, 582485), (2813, 576480), (2910, 557264), (3104, 522435), (3480, 465988), (3603, 450080), (3880, 417948), (4640, 349491), (4656, 348290), (4804, 337560), (5626, 288240), (5820, 278632), (6005, 270048), (6960, 232994), (7206, 225040), (7760, 208974), (8439, 192160), (9312, 174145), (9608, 168780), (11252, 144120), (11640, 139316), (12010, 135024), (13920, 116497), (14065, 115296), (14412, 112520), (15520, 104487), (16878, 96080), (18015, 90016), (19216, 84390), (22504, 72060), (23280, 69658), (24020, 67512), (28130, 57648), (28824, 56260), (33756, 48040), (34829, 46560), (36030, 45008), (38432, 42195)]