85439280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:563

約数の個数: 160

約数和(自身を含む): 287553024

約数和(自身を除く): 202113744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 240, 255, 258, 272, 340, 344, 408, 430, 487, 510, 516, 645, 680, 688, 731, 816, 860, 974, 1020, 1032, 1290, 1360, 1461, 1462, 1720, 1948, 2040, 2064, 2193, 2435, 2580, 2922, 2924, 3440, 3655, 3896, 4080, 4386, 4870, 5160, 5844, 5848, 7305, 7310, 7792, 8279, 8772, 9740, 10320, 10965, 11688, 11696, 14610, 14620, 16558, 17544, 19480, 20941, 21930, 23376, 24837, 29220, 29240, 33116, 35088, 38960, 41395, 41882, 43860, 49674, 58440, 58480, 62823, 66232, 82790, 83764, 87720, 99348, 104705, 116880, 124185, 125646, 132464, 165580, 167528, 175440, 198696, 209410, 248370, 251292, 314115, 331160, 335056, 355997, 397392, 418820, 496740, 502584, 628230, 662320, 711994, 837640, 993480, 1005168, 1067991, 1256460, 1423988, 1675280, 1779985, 1986960, 2135982, 2512920, 2847976, 3559970, 4271964, 5025840, 5339955, 5695952, 7119940, 8543928, 10679910, 14239880, 17087856, 21359820, 28479760, 42719640, 85439280]

約数ペア:

[(1, 85439280), (2, 42719640), (3, 28479760), (4, 21359820), (5, 17087856), (6, 14239880), (8, 10679910), (10, 8543928), (12, 7119940), (15, 5695952), (16, 5339955), (17, 5025840), (20, 4271964), (24, 3559970), (30, 2847976), (34, 2512920), (40, 2135982), (43, 1986960), (48, 1779985), (51, 1675280), (60, 1423988), (68, 1256460), (80, 1067991), (85, 1005168), (86, 993480), (102, 837640), (120, 711994), (129, 662320), (136, 628230), (170, 502584), (172, 496740), (204, 418820), (215, 397392), (240, 355997), (255, 335056), (258, 331160), (272, 314115), (340, 251292), (344, 248370), (408, 209410), (430, 198696), (487, 175440), (510, 167528), (516, 165580), (645, 132464), (680, 125646), (688, 124185), (731, 116880), (816, 104705), (860, 99348), (974, 87720), (1020, 83764), (1032, 82790), (1290, 66232), (1360, 62823), (1461, 58480), (1462, 58440), (1720, 49674), (1948, 43860), (2040, 41882), (2064, 41395), (2193, 38960), (2435, 35088), (2580, 33116), (2922, 29240), (2924, 29220), (3440, 24837), (3655, 23376), (3896, 21930), (4080, 20941), (4386, 19480), (4870, 17544), (5160, 16558), (5844, 14620), (5848, 14610), (7305, 11696), (7310, 11688), (7792, 10965), (8279, 10320), (8772, 9740)]