123428700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{137143}}^1$

素因数の和:137163

約数の個数: 54

約数和(自身を含む): 386883224

約数和(自身を除く): 263454524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 137143, 274286, 411429, 548572, 685715, 822858, 1234287, 1371430, 1645716, 2057145, 2468574, 2742860, 3428575, 4114290, 4937148, 6171435, 6857150, 8228580, 10285725, 12342870, 13714300, 20571450, 24685740, 30857175, 41142900, 61714350, 123428700]

約数ペア:

[(1, 123428700), (2, 61714350), (3, 41142900), (4, 30857175), (5, 24685740), (6, 20571450), (9, 13714300), (10, 12342870), (12, 10285725), (15, 8228580), (18, 6857150), (20, 6171435), (25, 4937148), (30, 4114290), (36, 3428575), (45, 2742860), (50, 2468574), (60, 2057145), (75, 1645716), (90, 1371430), (100, 1234287), (150, 822858), (180, 685715), (225, 548572), (300, 411429), (450, 274286), (900, 137143)]