13481820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{619}}^1$

素因数の和:656

約数の個数: 108

約数和(自身を含む): 45023160

約数和(自身を除く): 31541340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 619, 660, 726, 990, 1089, 1210, 1238, 1452, 1815, 1857, 1980, 2178, 2420, 2476, 3095, 3630, 3714, 4356, 5445, 5571, 6190, 6809, 7260, 7428, 9285, 10890, 11142, 12380, 13618, 18570, 20427, 21780, 22284, 27236, 27855, 34045, 37140, 40854, 55710, 61281, 68090, 74899, 81708, 102135, 111420, 122562, 136180, 149798, 204270, 224697, 245124, 299596, 306405, 374495, 408540, 449394, 612810, 674091, 748990, 898788, 1123485, 1225620, 1348182, 1497980, 2246970, 2696364, 3370455, 4493940, 6740910, 13481820]

約数ペア:

[(1, 13481820), (2, 6740910), (3, 4493940), (4, 3370455), (5, 2696364), (6, 2246970), (9, 1497980), (10, 1348182), (11, 1225620), (12, 1123485), (15, 898788), (18, 748990), (20, 674091), (22, 612810), (30, 449394), (33, 408540), (36, 374495), (44, 306405), (45, 299596), (55, 245124), (60, 224697), (66, 204270), (90, 149798), (99, 136180), (110, 122562), (121, 111420), (132, 102135), (165, 81708), (180, 74899), (198, 68090), (220, 61281), (242, 55710), (330, 40854), (363, 37140), (396, 34045), (484, 27855), (495, 27236), (605, 22284), (619, 21780), (660, 20427), (726, 18570), (990, 13618), (1089, 12380), (1210, 11142), (1238, 10890), (1452, 9285), (1815, 7428), (1857, 7260), (1980, 6809), (2178, 6190), (2420, 5571), (2476, 5445), (3095, 4356), (3630, 3714)]