86356920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 281413440

約数和(自身を除く): 195056520

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, 120, 130, 156, 195, 197, 260, 281, 312, 390, 394, 520, 562, 591, 780, 788, 843, 985, 1124, 1182, 1405, 1560, 1576, 1686, 1970, 2248, 2364, 2561, 2810, 2955, 3372, 3653, 3940, 4215, 4728, 5122, 5620, 5910, 6744, 7306, 7683, 7880, 8430, 10244, 10959, 11240, 11820, 12805, 14612, 15366, 16860, 18265, 20488, 21918, 23640, 25610, 29224, 30732, 33720, 36530, 38415, 43836, 51220, 54795, 55357, 61464, 73060, 76830, 87672, 102440, 109590, 110714, 146120, 153660, 166071, 219180, 221428, 276785, 307320, 332142, 438360, 442856, 553570, 664284, 719641, 830355, 1107140, 1328568, 1439282, 1660710, 2158923, 2214280, 2878564, 3321420, 3598205, 4317846, 5757128, 6642840, 7196410, 8635692, 10794615, 14392820, 17271384, 21589230, 28785640, 43178460, 86356920]

約数ペア:

[(1, 86356920), (2, 43178460), (3, 28785640), (4, 21589230), (5, 17271384), (6, 14392820), (8, 10794615), (10, 8635692), (12, 7196410), (13, 6642840), (15, 5757128), (20, 4317846), (24, 3598205), (26, 3321420), (30, 2878564), (39, 2214280), (40, 2158923), (52, 1660710), (60, 1439282), (65, 1328568), (78, 1107140), (104, 830355), (120, 719641), (130, 664284), (156, 553570), (195, 442856), (197, 438360), (260, 332142), (281, 307320), (312, 276785), (390, 221428), (394, 219180), (520, 166071), (562, 153660), (591, 146120), (780, 110714), (788, 109590), (843, 102440), (985, 87672), (1124, 76830), (1182, 73060), (1405, 61464), (1560, 55357), (1576, 54795), (1686, 51220), (1970, 43836), (2248, 38415), (2364, 36530), (2561, 33720), (2810, 30732), (2955, 29224), (3372, 25610), (3653, 23640), (3940, 21918), (4215, 20488), (4728, 18265), (5122, 16860), (5620, 15366), (5910, 14612), (6744, 12805), (7306, 11820), (7683, 11240), (7880, 10959), (8430, 10244)]