149711620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{659}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 324434880

約数和(自身を除く): 174723260

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 307, 370, 614, 659, 740, 1228, 1318, 1535, 2636, 3070, 3295, 6140, 6590, 11359, 13180, 22718, 24383, 45436, 48766, 56795, 97532, 113590, 121915, 202313, 227180, 243830, 404626, 487660, 809252, 1011565, 2023130, 4046260, 7485581, 14971162, 29942324, 37427905, 74855810, 149711620]

約数ペア:

[(1, 149711620), (2, 74855810), (4, 37427905), (5, 29942324), (10, 14971162), (20, 7485581), (37, 4046260), (74, 2023130), (148, 1011565), (185, 809252), (307, 487660), (370, 404626), (614, 243830), (659, 227180), (740, 202313), (1228, 121915), (1318, 113590), (1535, 97532), (2636, 56795), (3070, 48766), (3295, 45436), (6140, 24383), (6590, 22718), (11359, 13180)]