18241320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2226

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 37279320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2141, 2840, 4260, 4282, 6423, 8520, 8564, 10705, 12846, 17128, 21410, 25692, 32115, 42820, 51384, 64230, 85640, 128460, 152011, 256920, 304022, 456033, 608044, 760055, 912066, 1216088, 1520110, 1824132, 2280165, 3040220, 3648264, 4560330, 6080440, 9120660, 18241320]

約数ペア:

[(1, 18241320), (2, 9120660), (3, 6080440), (4, 4560330), (5, 3648264), (6, 3040220), (8, 2280165), (10, 1824132), (12, 1520110), (15, 1216088), (20, 912066), (24, 760055), (30, 608044), (40, 456033), (60, 304022), (71, 256920), (120, 152011), (142, 128460), (213, 85640), (284, 64230), (355, 51384), (426, 42820), (568, 32115), (710, 25692), (852, 21410), (1065, 17128), (1420, 12846), (1704, 10705), (2130, 8564), (2141, 8520), (2840, 6423), (4260, 4282)]