131227980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2027}}^1$

素因数の和:2135

約数の個数: 96

約数和(自身を含む): 400667904

約数和(自身を除く): 269439924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 83, 130, 156, 166, 195, 249, 260, 332, 390, 415, 498, 780, 830, 996, 1079, 1245, 1660, 2027, 2158, 2490, 3237, 4054, 4316, 4980, 5395, 6081, 6474, 8108, 10135, 10790, 12162, 12948, 16185, 20270, 21580, 24324, 26351, 30405, 32370, 40540, 52702, 60810, 64740, 79053, 105404, 121620, 131755, 158106, 168241, 263510, 316212, 336482, 395265, 504723, 527020, 672964, 790530, 841205, 1009446, 1581060, 1682410, 2018892, 2187133, 2523615, 3364820, 4374266, 5047230, 6561399, 8748532, 10094460, 10935665, 13122798, 21871330, 26245596, 32806995, 43742660, 65613990, 131227980]

約数ペア:

[(1, 131227980), (2, 65613990), (3, 43742660), (4, 32806995), (5, 26245596), (6, 21871330), (10, 13122798), (12, 10935665), (13, 10094460), (15, 8748532), (20, 6561399), (26, 5047230), (30, 4374266), (39, 3364820), (52, 2523615), (60, 2187133), (65, 2018892), (78, 1682410), (83, 1581060), (130, 1009446), (156, 841205), (166, 790530), (195, 672964), (249, 527020), (260, 504723), (332, 395265), (390, 336482), (415, 316212), (498, 263510), (780, 168241), (830, 158106), (996, 131755), (1079, 121620), (1245, 105404), (1660, 79053), (2027, 64740), (2158, 60810), (2490, 52702), (3237, 40540), (4054, 32370), (4316, 30405), (4980, 26351), (5395, 24324), (6081, 21580), (6474, 20270), (8108, 16185), (10135, 12948), (10790, 12162)]