155364440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:793

約数の個数: 128

約数和(自身を含む): 442437120

約数和(自身を除く): 287072680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 88, 110, 140, 146, 154, 220, 280, 292, 308, 365, 385, 440, 511, 584, 616, 691, 730, 770, 803, 1022, 1382, 1460, 1540, 1606, 2044, 2555, 2764, 2920, 3080, 3212, 3455, 4015, 4088, 4837, 5110, 5528, 5621, 6424, 6910, 7601, 8030, 9674, 10220, 11242, 13820, 15202, 16060, 19348, 20440, 22484, 24185, 27640, 28105, 30404, 32120, 38005, 38696, 44968, 48370, 50443, 53207, 56210, 60808, 76010, 96740, 100886, 106414, 112420, 152020, 193480, 201772, 212828, 224840, 252215, 266035, 304040, 353101, 403544, 425656, 504430, 532070, 554873, 706202, 1008860, 1064140, 1109746, 1412404, 1765505, 2017720, 2128280, 2219492, 2774365, 2824808, 3531010, 3884111, 4438984, 5548730, 7062020, 7768222, 11097460, 14124040, 15536444, 19420555, 22194920, 31072888, 38841110, 77682220, 155364440]

約数ペア:

[(1, 155364440), (2, 77682220), (4, 38841110), (5, 31072888), (7, 22194920), (8, 19420555), (10, 15536444), (11, 14124040), (14, 11097460), (20, 7768222), (22, 7062020), (28, 5548730), (35, 4438984), (40, 3884111), (44, 3531010), (55, 2824808), (56, 2774365), (70, 2219492), (73, 2128280), (77, 2017720), (88, 1765505), (110, 1412404), (140, 1109746), (146, 1064140), (154, 1008860), (220, 706202), (280, 554873), (292, 532070), (308, 504430), (365, 425656), (385, 403544), (440, 353101), (511, 304040), (584, 266035), (616, 252215), (691, 224840), (730, 212828), (770, 201772), (803, 193480), (1022, 152020), (1382, 112420), (1460, 106414), (1540, 100886), (1606, 96740), (2044, 76010), (2555, 60808), (2764, 56210), (2920, 53207), (3080, 50443), (3212, 48370), (3455, 44968), (4015, 38696), (4088, 38005), (4837, 32120), (5110, 30404), (5528, 28105), (5621, 27640), (6424, 24185), (6910, 22484), (7601, 20440), (8030, 19348), (9674, 16060), (10220, 15202), (11242, 13820)]