489690864

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{261587}}^1$

素因数の和:261614

約数の個数: 60

約数和(自身を含む): 1475879496

約数和(自身を除く): 986188632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 261587, 523174, 784761, 1046348, 1569522, 2092696, 2354283, 3139044, 3400631, 4185392, 4708566, 6278088, 6801262, 9417132, 10201893, 12556176, 13602524, 18834264, 20403786, 27205048, 30605679, 37668528, 40807572, 54410096, 61211358, 81615144, 122422716, 163230288, 244845432, 489690864]

約数ペア:

[(1, 489690864), (2, 244845432), (3, 163230288), (4, 122422716), (6, 81615144), (8, 61211358), (9, 54410096), (12, 40807572), (13, 37668528), (16, 30605679), (18, 27205048), (24, 20403786), (26, 18834264), (36, 13602524), (39, 12556176), (48, 10201893), (52, 9417132), (72, 6801262), (78, 6278088), (104, 4708566), (117, 4185392), (144, 3400631), (156, 3139044), (208, 2354283), (234, 2092696), (312, 1569522), (468, 1046348), (624, 784761), (936, 523174), (1872, 261587)]