120505216

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 260895600

約数和(自身を除く): 140390384

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 139, 208, 278, 416, 521, 556, 832, 1042, 1112, 1664, 1807, 2084, 2224, 3614, 4168, 4448, 6773, 7228, 8336, 8896, 13546, 14456, 16672, 17792, 27092, 28912, 33344, 54184, 57824, 66688, 72419, 108368, 115648, 144838, 216736, 231296, 289676, 433472, 579352, 866944, 941447, 1158704, 1882894, 2317408, 3765788, 4634816, 7531576, 9269632, 15063152, 30126304, 60252608, 120505216]

約数ペア:

[(1, 120505216), (2, 60252608), (4, 30126304), (8, 15063152), (13, 9269632), (16, 7531576), (26, 4634816), (32, 3765788), (52, 2317408), (64, 1882894), (104, 1158704), (128, 941447), (139, 866944), (208, 579352), (278, 433472), (416, 289676), (521, 231296), (556, 216736), (832, 144838), (1042, 115648), (1112, 108368), (1664, 72419), (1807, 66688), (2084, 57824), (2224, 54184), (3614, 33344), (4168, 28912), (4448, 27092), (6773, 17792), (7228, 16672), (8336, 14456), (8896, 13546)]