128194280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3557}}^1$

素因数の和:3638

約数の個数: 64

約数和(自身を含む): 311253840

約数和(自身を除く): 183059560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 3557, 3604, 4505, 7114, 7208, 9010, 14228, 17785, 18020, 28456, 35570, 36040, 60469, 71140, 120938, 142280, 188521, 241876, 302345, 377042, 483752, 604690, 754084, 942605, 1209380, 1508168, 1885210, 2418760, 3204857, 3770420, 6409714, 7540840, 12819428, 16024285, 25638856, 32048570, 64097140, 128194280]

約数ペア:

[(1, 128194280), (2, 64097140), (4, 32048570), (5, 25638856), (8, 16024285), (10, 12819428), (17, 7540840), (20, 6409714), (34, 3770420), (40, 3204857), (53, 2418760), (68, 1885210), (85, 1508168), (106, 1209380), (136, 942605), (170, 754084), (212, 604690), (265, 483752), (340, 377042), (424, 302345), (530, 241876), (680, 188521), (901, 142280), (1060, 120938), (1802, 71140), (2120, 60469), (3557, 36040), (3604, 35570), (4505, 28456), (7114, 18020), (7208, 17785), (9010, 14228)]