18423216880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2999}}^1\times {\mathrm{4517}}^1$

素因数の和:7546

約数の個数: 80

約数和(自身を含む): 45378792000

約数和(自身を除く): 26955575120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2999, 4517, 5998, 9034, 11996, 14995, 18068, 22585, 23992, 29990, 36136, 45170, 47984, 50983, 59980, 72272, 76789, 90340, 101966, 119960, 153578, 180680, 203932, 239920, 254915, 307156, 361360, 383945, 407864, 509830, 614312, 767890, 815728, 1019660, 1228624, 1535780, 2039320, 3071560, 4078640, 6143120, 13546483, 27092966, 54185932, 67732415, 108371864, 135464830, 216743728, 230290211, 270929660, 460580422, 541859320, 921160844, 1083718640, 1151451055, 1842321688, 2302902110, 3684643376, 4605804220, 9211608440, 18423216880]

約数ペア:

[(1, 18423216880), (2, 9211608440), (4, 4605804220), (5, 3684643376), (8, 2302902110), (10, 1842321688), (16, 1151451055), (17, 1083718640), (20, 921160844), (34, 541859320), (40, 460580422), (68, 270929660), (80, 230290211), (85, 216743728), (136, 135464830), (170, 108371864), (272, 67732415), (340, 54185932), (680, 27092966), (1360, 13546483), (2999, 6143120), (4517, 4078640), (5998, 3071560), (9034, 2039320), (11996, 1535780), (14995, 1228624), (18068, 1019660), (22585, 815728), (23992, 767890), (29990, 614312), (36136, 509830), (45170, 407864), (47984, 383945), (50983, 361360), (59980, 307156), (72272, 254915), (76789, 239920), (90340, 203932), (101966, 180680), (119960, 153578)]