1657820280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18899}}^1$

素因数の和:18973

約数の個数: 128

約数和(自身を含む): 5388768000

約数和(自身を除く): 3730947720

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, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2580, 2924, 3655, 4386, 5160, 5848, 7310, 8772, 10965, 14620, 17544, 18899, 21930, 29240, 37798, 43860, 56697, 75596, 87720, 94495, 113394, 151192, 188990, 226788, 283485, 321283, 377980, 453576, 566970, 642566, 755960, 812657, 963849, 1133940, 1285132, 1606415, 1625314, 1927698, 2267880, 2437971, 2570264, 3212830, 3250628, 3855396, 4063285, 4819245, 4875942, 6425660, 6501256, 7710792, 8126570, 9638490, 9751884, 12189855, 12851320, 13815169, 16253140, 19276980, 19503768, 24379710, 27630338, 32506280, 38553960, 41445507, 48759420, 55260676, 69075845, 82891014, 97518840, 110521352, 138151690, 165782028, 207227535, 276303380, 331564056, 414455070, 552606760, 828910140, 1657820280]

約数ペア:

[(1, 1657820280), (2, 828910140), (3, 552606760), (4, 414455070), (5, 331564056), (6, 276303380), (8, 207227535), (10, 165782028), (12, 138151690), (15, 110521352), (17, 97518840), (20, 82891014), (24, 69075845), (30, 55260676), (34, 48759420), (40, 41445507), (43, 38553960), (51, 32506280), (60, 27630338), (68, 24379710), (85, 19503768), (86, 19276980), (102, 16253140), (120, 13815169), (129, 12851320), (136, 12189855), (170, 9751884), (172, 9638490), (204, 8126570), (215, 7710792), (255, 6501256), (258, 6425660), (340, 4875942), (344, 4819245), (408, 4063285), (430, 3855396), (510, 3250628), (516, 3212830), (645, 2570264), (680, 2437971), (731, 2267880), (860, 1927698), (1020, 1625314), (1032, 1606415), (1290, 1285132), (1462, 1133940), (1720, 963849), (2040, 812657), (2193, 755960), (2580, 642566), (2924, 566970), (3655, 453576), (4386, 377980), (5160, 321283), (5848, 283485), (7310, 226788), (8772, 188990), (10965, 151192), (14620, 113394), (17544, 94495), (18899, 87720), (21930, 75596), (29240, 56697), (37798, 43860)]