18242520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{541}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 55023840

約数和(自身を除く): 36781320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 541, 562, 843, 1082, 1124, 1405, 1623, 1686, 2164, 2248, 2705, 2810, 3246, 3372, 4215, 4328, 5410, 5620, 6492, 6744, 8115, 8430, 10820, 11240, 12984, 16230, 16860, 21640, 32460, 33720, 64920, 152021, 304042, 456063, 608084, 760105, 912126, 1216168, 1520210, 1824252, 2280315, 3040420, 3648504, 4560630, 6080840, 9121260, 18242520]

約数ペア:

[(1, 18242520), (2, 9121260), (3, 6080840), (4, 4560630), (5, 3648504), (6, 3040420), (8, 2280315), (10, 1824252), (12, 1520210), (15, 1216168), (20, 912126), (24, 760105), (30, 608084), (40, 456063), (60, 304042), (120, 152021), (281, 64920), (541, 33720), (562, 32460), (843, 21640), (1082, 16860), (1124, 16230), (1405, 12984), (1623, 11240), (1686, 10820), (2164, 8430), (2248, 8115), (2705, 6744), (2810, 6492), (3246, 5620), (3372, 5410), (4215, 4328)]