149951480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6779}}^1$

素因数の和:6876

約数の個数: 64

約数和(自身を含む): 390528000

約数和(自身を除く): 240576520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 6779, 11060, 13558, 22120, 27116, 33895, 47453, 54232, 67790, 94906, 135580, 189812, 237265, 271160, 379624, 474530, 535541, 949060, 1071082, 1898120, 2142164, 2677705, 3748787, 4284328, 5355410, 7497574, 10710820, 14995148, 18743935, 21421640, 29990296, 37487870, 74975740, 149951480]

約数ペア:

[(1, 149951480), (2, 74975740), (4, 37487870), (5, 29990296), (7, 21421640), (8, 18743935), (10, 14995148), (14, 10710820), (20, 7497574), (28, 5355410), (35, 4284328), (40, 3748787), (56, 2677705), (70, 2142164), (79, 1898120), (140, 1071082), (158, 949060), (280, 535541), (316, 474530), (395, 379624), (553, 271160), (632, 237265), (790, 189812), (1106, 135580), (1580, 94906), (2212, 67790), (2765, 54232), (3160, 47453), (4424, 33895), (5530, 27116), (6779, 22120), (11060, 13558)]