131366040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:921

約数の個数: 128

約数和(自身を含む): 428924160

約数和(自身を除く): 297558120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 195, 214, 260, 312, 321, 390, 428, 520, 535, 642, 780, 787, 856, 1070, 1284, 1391, 1560, 1574, 1605, 2140, 2361, 2568, 2782, 3148, 3210, 3935, 4173, 4280, 4722, 5564, 6296, 6420, 6955, 7870, 8346, 9444, 10231, 11128, 11805, 12840, 13910, 15740, 16692, 18888, 20462, 20865, 23610, 27820, 30693, 31480, 33384, 40924, 41730, 47220, 51155, 55640, 61386, 81848, 83460, 84209, 94440, 102310, 122772, 153465, 166920, 168418, 204620, 245544, 252627, 306930, 336836, 409240, 421045, 505254, 613860, 673672, 842090, 1010508, 1094717, 1227720, 1263135, 1684180, 2021016, 2189434, 2526270, 3284151, 3368360, 4378868, 5052540, 5473585, 6568302, 8757736, 10105080, 10947170, 13136604, 16420755, 21894340, 26273208, 32841510, 43788680, 65683020, 131366040]

約数ペア:

[(1, 131366040), (2, 65683020), (3, 43788680), (4, 32841510), (5, 26273208), (6, 21894340), (8, 16420755), (10, 13136604), (12, 10947170), (13, 10105080), (15, 8757736), (20, 6568302), (24, 5473585), (26, 5052540), (30, 4378868), (39, 3368360), (40, 3284151), (52, 2526270), (60, 2189434), (65, 2021016), (78, 1684180), (104, 1263135), (107, 1227720), (120, 1094717), (130, 1010508), (156, 842090), (195, 673672), (214, 613860), (260, 505254), (312, 421045), (321, 409240), (390, 336836), (428, 306930), (520, 252627), (535, 245544), (642, 204620), (780, 168418), (787, 166920), (856, 153465), (1070, 122772), (1284, 102310), (1391, 94440), (1560, 84209), (1574, 83460), (1605, 81848), (2140, 61386), (2361, 55640), (2568, 51155), (2782, 47220), (3148, 41730), (3210, 40924), (3935, 33384), (4173, 31480), (4280, 30693), (4722, 27820), (5564, 23610), (6296, 20865), (6420, 20462), (6955, 18888), (7870, 16692), (8346, 15740), (9444, 13910), (10231, 12840), (11128, 11805)]