158394560

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21521}}^1$

素因数の和:21561

約数の個数: 56

約数和(自身を含む): 393594336

約数和(自身を除く): 235199776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 21521, 43042, 86084, 107605, 172168, 215210, 344336, 430420, 494983, 688672, 860840, 989966, 1377344, 1721680, 1979932, 2474915, 3443360, 3959864, 4949830, 6886720, 7919728, 9899660, 15839456, 19799320, 31678912, 39598640, 79197280, 158394560]

約数ペア:

[(1, 158394560), (2, 79197280), (4, 39598640), (5, 31678912), (8, 19799320), (10, 15839456), (16, 9899660), (20, 7919728), (23, 6886720), (32, 4949830), (40, 3959864), (46, 3443360), (64, 2474915), (80, 1979932), (92, 1721680), (115, 1377344), (160, 989966), (184, 860840), (230, 688672), (320, 494983), (368, 430420), (460, 344336), (736, 215210), (920, 172168), (1472, 107605), (1840, 86084), (3680, 43042), (7360, 21521)]