61553640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 192614400

約数和(自身を除く): 131060760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 79, 86, 120, 129, 151, 158, 172, 215, 237, 258, 302, 316, 344, 395, 430, 453, 474, 516, 604, 632, 645, 755, 790, 860, 906, 948, 1032, 1185, 1208, 1290, 1510, 1580, 1720, 1812, 1896, 2265, 2370, 2580, 3020, 3160, 3397, 3624, 4530, 4740, 5160, 6040, 6493, 6794, 9060, 9480, 10191, 11929, 12986, 13588, 16985, 18120, 19479, 20382, 23858, 25972, 27176, 32465, 33970, 35787, 38958, 40764, 47716, 50955, 51944, 59645, 64930, 67940, 71574, 77916, 81528, 95432, 97395, 101910, 119290, 129860, 135880, 143148, 155832, 178935, 194790, 203820, 238580, 259720, 286296, 357870, 389580, 407640, 477160, 512947, 715740, 779160, 1025894, 1431480, 1538841, 2051788, 2564735, 3077682, 4103576, 5129470, 6155364, 7694205, 10258940, 12310728, 15388410, 20517880, 30776820, 61553640]

約数ペア:

[(1, 61553640), (2, 30776820), (3, 20517880), (4, 15388410), (5, 12310728), (6, 10258940), (8, 7694205), (10, 6155364), (12, 5129470), (15, 4103576), (20, 3077682), (24, 2564735), (30, 2051788), (40, 1538841), (43, 1431480), (60, 1025894), (79, 779160), (86, 715740), (120, 512947), (129, 477160), (151, 407640), (158, 389580), (172, 357870), (215, 286296), (237, 259720), (258, 238580), (302, 203820), (316, 194790), (344, 178935), (395, 155832), (430, 143148), (453, 135880), (474, 129860), (516, 119290), (604, 101910), (632, 97395), (645, 95432), (755, 81528), (790, 77916), (860, 71574), (906, 67940), (948, 64930), (1032, 59645), (1185, 51944), (1208, 50955), (1290, 47716), (1510, 40764), (1580, 38958), (1720, 35787), (1812, 33970), (1896, 32465), (2265, 27176), (2370, 25972), (2580, 23858), (3020, 20382), (3160, 19479), (3397, 18120), (3624, 16985), (4530, 13588), (4740, 12986), (5160, 11929), (6040, 10191), (6493, 9480), (6794, 9060)]