15621360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{65089}}^1$

素因数の和:65105

約数の個数: 40

約数和(自身を含む): 48426960

約数和(自身を除く): 32805600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 65089, 130178, 195267, 260356, 325445, 390534, 520712, 650890, 781068, 976335, 1041424, 1301780, 1562136, 1952670, 2603560, 3124272, 3905340, 5207120, 7810680, 15621360]

約数ペア:

[(1, 15621360), (2, 7810680), (3, 5207120), (4, 3905340), (5, 3124272), (6, 2603560), (8, 1952670), (10, 1562136), (12, 1301780), (15, 1041424), (16, 976335), (20, 781068), (24, 650890), (30, 520712), (40, 390534), (48, 325445), (60, 260356), (80, 195267), (120, 130178), (240, 65089)]