164885520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{687023}}^1$

素因数の和:687039

約数の個数: 40

約数和(自身を含む): 511145856

約数和(自身を除く): 346260336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 687023, 1374046, 2061069, 2748092, 3435115, 4122138, 5496184, 6870230, 8244276, 10305345, 10992368, 13740460, 16488552, 20610690, 27480920, 32977104, 41221380, 54961840, 82442760, 164885520]

約数ペア:

[(1, 164885520), (2, 82442760), (3, 54961840), (4, 41221380), (5, 32977104), (6, 27480920), (8, 20610690), (10, 16488552), (12, 13740460), (15, 10992368), (16, 10305345), (20, 8244276), (24, 6870230), (30, 5496184), (40, 4122138), (48, 3435115), (60, 2748092), (80, 2061069), (120, 1374046), (240, 687023)]