288569560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 718502400

約数和(自身を除く): 429932840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 71, 85, 86, 136, 139, 142, 170, 172, 215, 278, 284, 340, 344, 355, 430, 556, 568, 680, 695, 710, 731, 860, 1112, 1207, 1390, 1420, 1462, 1720, 2363, 2414, 2780, 2840, 2924, 3053, 3655, 4726, 4828, 5560, 5848, 5977, 6035, 6106, 7310, 9452, 9656, 9869, 11815, 11954, 12070, 12212, 14620, 15265, 18904, 19738, 23630, 23908, 24140, 24424, 29240, 29885, 30530, 39476, 47260, 47816, 48280, 49345, 51901, 59770, 61060, 78952, 94520, 98690, 101609, 103802, 119540, 122120, 167773, 197380, 203218, 207604, 239080, 259505, 335546, 394760, 406436, 415208, 424367, 508045, 519010, 671092, 812872, 838865, 848734, 1016090, 1038020, 1342184, 1677730, 1697468, 2032180, 2076040, 2121835, 3355460, 3394936, 4064360, 4243670, 6710920, 7214239, 8487340, 14428478, 16974680, 28856956, 36071195, 57713912, 72142390, 144284780, 288569560]

約数ペア:

[(1, 288569560), (2, 144284780), (4, 72142390), (5, 57713912), (8, 36071195), (10, 28856956), (17, 16974680), (20, 14428478), (34, 8487340), (40, 7214239), (43, 6710920), (68, 4243670), (71, 4064360), (85, 3394936), (86, 3355460), (136, 2121835), (139, 2076040), (142, 2032180), (170, 1697468), (172, 1677730), (215, 1342184), (278, 1038020), (284, 1016090), (340, 848734), (344, 838865), (355, 812872), (430, 671092), (556, 519010), (568, 508045), (680, 424367), (695, 415208), (710, 406436), (731, 394760), (860, 335546), (1112, 259505), (1207, 239080), (1390, 207604), (1420, 203218), (1462, 197380), (1720, 167773), (2363, 122120), (2414, 119540), (2780, 103802), (2840, 101609), (2924, 98690), (3053, 94520), (3655, 78952), (4726, 61060), (4828, 59770), (5560, 51901), (5848, 49345), (5977, 48280), (6035, 47816), (6106, 47260), (7310, 39476), (9452, 30530), (9656, 29885), (9869, 29240), (11815, 24424), (11954, 24140), (12070, 23908), (12212, 23630), (14620, 19738), (15265, 18904)]