15451320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128761}}^1$

素因数の和:128775

約数の個数: 32

約数和(自身を含む): 46354320

約数和(自身を除く): 30903000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128761, 257522, 386283, 515044, 643805, 772566, 1030088, 1287610, 1545132, 1931415, 2575220, 3090264, 3862830, 5150440, 7725660, 15451320]

約数ペア:

[(1, 15451320), (2, 7725660), (3, 5150440), (4, 3862830), (5, 3090264), (6, 2575220), (8, 1931415), (10, 1545132), (12, 1287610), (15, 1030088), (20, 772566), (24, 643805), (30, 515044), (40, 386283), (60, 257522), (120, 128761)]