56754840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 184757760

約数和(自身を除く): 128002920

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, 647, 680, 731, 860, 1020, 1032, 1290, 1294, 1462, 1720, 1941, 2040, 2193, 2580, 2588, 2924, 3235, 3655, 3882, 4386, 5160, 5176, 5848, 6470, 7310, 7764, 8772, 9705, 10965, 10999, 12940, 14620, 15528, 17544, 19410, 21930, 21998, 25880, 27821, 29240, 32997, 38820, 43860, 43996, 54995, 55642, 65994, 77640, 83463, 87720, 87992, 109990, 111284, 131988, 139105, 164985, 166926, 219980, 222568, 263976, 278210, 329970, 333852, 417315, 439960, 472957, 556420, 659940, 667704, 834630, 945914, 1112840, 1319880, 1418871, 1669260, 1891828, 2364785, 2837742, 3338520, 3783656, 4729570, 5675484, 7094355, 9459140, 11350968, 14188710, 18918280, 28377420, 56754840]

約数ペア:

[(1, 56754840), (2, 28377420), (3, 18918280), (4, 14188710), (5, 11350968), (6, 9459140), (8, 7094355), (10, 5675484), (12, 4729570), (15, 3783656), (17, 3338520), (20, 2837742), (24, 2364785), (30, 1891828), (34, 1669260), (40, 1418871), (43, 1319880), (51, 1112840), (60, 945914), (68, 834630), (85, 667704), (86, 659940), (102, 556420), (120, 472957), (129, 439960), (136, 417315), (170, 333852), (172, 329970), (204, 278210), (215, 263976), (255, 222568), (258, 219980), (340, 166926), (344, 164985), (408, 139105), (430, 131988), (510, 111284), (516, 109990), (645, 87992), (647, 87720), (680, 83463), (731, 77640), (860, 65994), (1020, 55642), (1032, 54995), (1290, 43996), (1294, 43860), (1462, 38820), (1720, 32997), (1941, 29240), (2040, 27821), (2193, 25880), (2580, 21998), (2588, 21930), (2924, 19410), (3235, 17544), (3655, 15528), (3882, 14620), (4386, 12940), (5160, 10999), (5176, 10965), (5848, 9705), (6470, 8772), (7310, 7764)]