135277780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2269}}^1$

素因数の和:2560

約数の個数: 48

約数和(自身を含む): 311189760

約数和(自身を除く): 175911980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 2269, 2710, 2981, 4538, 5420, 5962, 9076, 11345, 11924, 14905, 22690, 24959, 29810, 45380, 49918, 59620, 99836, 124795, 249590, 499180, 614899, 1229798, 2459596, 3074495, 6148990, 6763889, 12297980, 13527778, 27055556, 33819445, 67638890, 135277780]

約数ペア:

[(1, 135277780), (2, 67638890), (4, 33819445), (5, 27055556), (10, 13527778), (11, 12297980), (20, 6763889), (22, 6148990), (44, 3074495), (55, 2459596), (110, 1229798), (220, 614899), (271, 499180), (542, 249590), (1084, 124795), (1355, 99836), (2269, 59620), (2710, 49918), (2981, 45380), (4538, 29810), (5420, 24959), (5962, 22690), (9076, 14905), (11345, 11924)]