21890458320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{91210243}}^1$

素因数の和:91210259

約数の個数: 40

約数和(自身を含む): 67860421536

約数和(自身を除く): 45969963216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 91210243, 182420486, 273630729, 364840972, 456051215, 547261458, 729681944, 912102430, 1094522916, 1368153645, 1459363888, 1824204860, 2189045832, 2736307290, 3648409720, 4378091664, 5472614580, 7296819440, 10945229160, 21890458320]

約数ペア:

[(1, 21890458320), (2, 10945229160), (3, 7296819440), (4, 5472614580), (5, 4378091664), (6, 3648409720), (8, 2736307290), (10, 2189045832), (12, 1824204860), (15, 1459363888), (16, 1368153645), (20, 1094522916), (24, 912102430), (30, 729681944), (40, 547261458), (48, 456051215), (60, 364840972), (80, 273630729), (120, 182420486), (240, 91210243)]