18151380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7757}}^1$

素因数の和:7785

約数の個数: 72

約数和(自身を含む): 59302152

約数和(自身を除く): 41150772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7757, 15514, 23271, 31028, 38785, 46542, 69813, 77570, 93084, 100841, 116355, 139626, 155140, 201682, 232710, 279252, 302523, 349065, 403364, 465420, 504205, 605046, 698130, 907569, 1008410, 1210092, 1396260, 1512615, 1815138, 2016820, 3025230, 3630276, 4537845, 6050460, 9075690, 18151380]

約数ペア:

[(1, 18151380), (2, 9075690), (3, 6050460), (4, 4537845), (5, 3630276), (6, 3025230), (9, 2016820), (10, 1815138), (12, 1512615), (13, 1396260), (15, 1210092), (18, 1008410), (20, 907569), (26, 698130), (30, 605046), (36, 504205), (39, 465420), (45, 403364), (52, 349065), (60, 302523), (65, 279252), (78, 232710), (90, 201682), (117, 155140), (130, 139626), (156, 116355), (180, 100841), (195, 93084), (234, 77570), (260, 69813), (390, 46542), (468, 38785), (585, 31028), (780, 23271), (1170, 15514), (2340, 7757)]