2153999040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72379}}^1$

素因数の和:72430

約数の個数: 112

約数和(自身を含む): 7059655680

約数和(自身を除く): 4905656640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9920, 14880, 29760, 72379, 144758, 217137, 289516, 361895, 434274, 579032, 723790, 868548, 1085685, 1158064, 1447580, 1737096, 2171370, 2243749, 2316128, 2895160, 3474192, 4342740, 4487498, 4632256, 5790320, 6731247, 6948384, 8685480, 8974996, 11218745, 11580640, 13462494, 13896768, 17370960, 17949992, 22437490, 23161280, 26924988, 33656235, 34741920, 35899984, 44874980, 53849976, 67312470, 69483840, 71799968, 89749960, 107699952, 134624940, 143599936, 179499920, 215399904, 269249880, 358999840, 430799808, 538499760, 717999680, 1076999520, 2153999040]

約数ペア:

[(1, 2153999040), (2, 1076999520), (3, 717999680), (4, 538499760), (5, 430799808), (6, 358999840), (8, 269249880), (10, 215399904), (12, 179499920), (15, 143599936), (16, 134624940), (20, 107699952), (24, 89749960), (30, 71799968), (31, 69483840), (32, 67312470), (40, 53849976), (48, 44874980), (60, 35899984), (62, 34741920), (64, 33656235), (80, 26924988), (93, 23161280), (96, 22437490), (120, 17949992), (124, 17370960), (155, 13896768), (160, 13462494), (186, 11580640), (192, 11218745), (240, 8974996), (248, 8685480), (310, 6948384), (320, 6731247), (372, 5790320), (465, 4632256), (480, 4487498), (496, 4342740), (620, 3474192), (744, 2895160), (930, 2316128), (960, 2243749), (992, 2171370), (1240, 1737096), (1488, 1447580), (1860, 1158064), (1984, 1085685), (2480, 868548), (2976, 723790), (3720, 579032), (4960, 434274), (5952, 361895), (7440, 289516), (9920, 217137), (14880, 144758), (29760, 72379)]