628249920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{654427}}^1$

素因数の和:654447

約数の個数: 56

約数和(自身を含む): 1994696544

約数和(自身を除く): 1366446624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 654427, 1308854, 1963281, 2617708, 3272135, 3926562, 5235416, 6544270, 7853124, 9816405, 10470832, 13088540, 15706248, 19632810, 20941664, 26177080, 31412496, 39265620, 41883328, 52354160, 62824992, 78531240, 104708320, 125649984, 157062480, 209416640, 314124960, 628249920]

約数ペア:

[(1, 628249920), (2, 314124960), (3, 209416640), (4, 157062480), (5, 125649984), (6, 104708320), (8, 78531240), (10, 62824992), (12, 52354160), (15, 41883328), (16, 39265620), (20, 31412496), (24, 26177080), (30, 20941664), (32, 19632810), (40, 15706248), (48, 13088540), (60, 10470832), (64, 9816405), (80, 7853124), (96, 6544270), (120, 5235416), (160, 3926562), (192, 3272135), (240, 2617708), (320, 1963281), (480, 1308854), (960, 654427)]