31780710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1230

約数の個数: 96

約数和(自身を含む): 92933568

約数和(自身を除く): 61152858

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 195, 207, 230, 234, 299, 345, 390, 414, 585, 598, 690, 897, 1035, 1170, 1181, 1495, 1794, 2070, 2362, 2691, 2990, 3543, 4485, 5382, 5905, 7086, 8970, 10629, 11810, 13455, 15353, 17715, 21258, 26910, 27163, 30706, 35430, 46059, 53145, 54326, 76765, 81489, 92118, 106290, 135815, 138177, 153530, 162978, 230295, 244467, 271630, 276354, 353119, 407445, 460590, 488934, 690885, 706238, 814890, 1059357, 1222335, 1381770, 1765595, 2118714, 2444670, 3178071, 3531190, 5296785, 6356142, 10593570, 15890355, 31780710]

約数ペア:

[(1, 31780710), (2, 15890355), (3, 10593570), (5, 6356142), (6, 5296785), (9, 3531190), (10, 3178071), (13, 2444670), (15, 2118714), (18, 1765595), (23, 1381770), (26, 1222335), (30, 1059357), (39, 814890), (45, 706238), (46, 690885), (65, 488934), (69, 460590), (78, 407445), (90, 353119), (115, 276354), (117, 271630), (130, 244467), (138, 230295), (195, 162978), (207, 153530), (230, 138177), (234, 135815), (299, 106290), (345, 92118), (390, 81489), (414, 76765), (585, 54326), (598, 53145), (690, 46059), (897, 35430), (1035, 30706), (1170, 27163), (1181, 26910), (1495, 21258), (1794, 17715), (2070, 15353), (2362, 13455), (2691, 11810), (2990, 10629), (3543, 8970), (4485, 7086), (5382, 5905)]