15103120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2659}}^1$

素因数の和:2743

約数の個数: 40

約数和(自身を含む): 35622720

約数和(自身を除く): 20519600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2659, 2840, 5318, 5680, 10636, 13295, 21272, 26590, 42544, 53180, 106360, 188789, 212720, 377578, 755156, 943945, 1510312, 1887890, 3020624, 3775780, 7551560, 15103120]

約数ペア:

[(1, 15103120), (2, 7551560), (4, 3775780), (5, 3020624), (8, 1887890), (10, 1510312), (16, 943945), (20, 755156), (40, 377578), (71, 212720), (80, 188789), (142, 106360), (284, 53180), (355, 42544), (568, 26590), (710, 21272), (1136, 13295), (1420, 10636), (2659, 5680), (2840, 5318)]