72719880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 236649600

約数和(自身を除く): 163929720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 829, 860, 1020, 1032, 1290, 1462, 1658, 1720, 2040, 2193, 2487, 2580, 2924, 3316, 3655, 4145, 4386, 4974, 5160, 5848, 6632, 7310, 8290, 8772, 9948, 10965, 12435, 14093, 14620, 16580, 17544, 19896, 21930, 24870, 28186, 29240, 33160, 35647, 42279, 43860, 49740, 56372, 70465, 71294, 84558, 87720, 99480, 106941, 112744, 140930, 142588, 169116, 178235, 211395, 213882, 281860, 285176, 338232, 356470, 422790, 427764, 534705, 563720, 605999, 712940, 845580, 855528, 1069410, 1211998, 1425880, 1691160, 1817997, 2138820, 2423996, 3029995, 3635994, 4277640, 4847992, 6059990, 7271988, 9089985, 12119980, 14543976, 18179970, 24239960, 36359940, 72719880]

約数ペア:

[(1, 72719880), (2, 36359940), (3, 24239960), (4, 18179970), (5, 14543976), (6, 12119980), (8, 9089985), (10, 7271988), (12, 6059990), (15, 4847992), (17, 4277640), (20, 3635994), (24, 3029995), (30, 2423996), (34, 2138820), (40, 1817997), (43, 1691160), (51, 1425880), (60, 1211998), (68, 1069410), (85, 855528), (86, 845580), (102, 712940), (120, 605999), (129, 563720), (136, 534705), (170, 427764), (172, 422790), (204, 356470), (215, 338232), (255, 285176), (258, 281860), (340, 213882), (344, 211395), (408, 178235), (430, 169116), (510, 142588), (516, 140930), (645, 112744), (680, 106941), (731, 99480), (829, 87720), (860, 84558), (1020, 71294), (1032, 70465), (1290, 56372), (1462, 49740), (1658, 43860), (1720, 42279), (2040, 35647), (2193, 33160), (2487, 29240), (2580, 28186), (2924, 24870), (3316, 21930), (3655, 19896), (4145, 17544), (4386, 16580), (4974, 14620), (5160, 14093), (5848, 12435), (6632, 10965), (7310, 9948), (8290, 8772)]