199387560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2347

約数の個数: 128

約数和(自身を含む): 648362880

約数和(自身を除く): 448975320

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, 2273, 2580, 2924, 3655, 4386, 4546, 5160, 5848, 6819, 7310, 8772, 9092, 10965, 11365, 13638, 14620, 17544, 18184, 21930, 22730, 27276, 29240, 34095, 38641, 43860, 45460, 54552, 68190, 77282, 87720, 90920, 97739, 115923, 136380, 154564, 193205, 195478, 231846, 272760, 293217, 309128, 386410, 390956, 463692, 488695, 579615, 586434, 772820, 781912, 927384, 977390, 1159230, 1172868, 1466085, 1545640, 1661563, 1954780, 2318460, 2345736, 2932170, 3323126, 3909560, 4636920, 4984689, 5864340, 6646252, 8307815, 9969378, 11728680, 13292504, 16615630, 19938756, 24923445, 33231260, 39877512, 49846890, 66462520, 99693780, 199387560]

約数ペア:

[(1, 199387560), (2, 99693780), (3, 66462520), (4, 49846890), (5, 39877512), (6, 33231260), (8, 24923445), (10, 19938756), (12, 16615630), (15, 13292504), (17, 11728680), (20, 9969378), (24, 8307815), (30, 6646252), (34, 5864340), (40, 4984689), (43, 4636920), (51, 3909560), (60, 3323126), (68, 2932170), (85, 2345736), (86, 2318460), (102, 1954780), (120, 1661563), (129, 1545640), (136, 1466085), (170, 1172868), (172, 1159230), (204, 977390), (215, 927384), (255, 781912), (258, 772820), (340, 586434), (344, 579615), (408, 488695), (430, 463692), (510, 390956), (516, 386410), (645, 309128), (680, 293217), (731, 272760), (860, 231846), (1020, 195478), (1032, 193205), (1290, 154564), (1462, 136380), (1720, 115923), (2040, 97739), (2193, 90920), (2273, 87720), (2580, 77282), (2924, 68190), (3655, 54552), (4386, 45460), (4546, 43860), (5160, 38641), (5848, 34095), (6819, 29240), (7310, 27276), (8772, 22730), (9092, 21930), (10965, 18184), (11365, 17544), (13638, 14620)]