155276440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 404870400

約数和(自身を除く): 249593960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 43, 44, 55, 58, 86, 88, 110, 116, 145, 172, 215, 220, 232, 283, 290, 319, 344, 430, 440, 473, 566, 580, 638, 860, 946, 1132, 1160, 1247, 1276, 1415, 1595, 1720, 1892, 2264, 2365, 2494, 2552, 2830, 3113, 3190, 3784, 4730, 4988, 5660, 6226, 6235, 6380, 8207, 9460, 9976, 11320, 12169, 12452, 12470, 12760, 13717, 15565, 16414, 18920, 24338, 24904, 24940, 27434, 31130, 32828, 41035, 48676, 49880, 54868, 60845, 62260, 65656, 68585, 82070, 90277, 97352, 109736, 121690, 124520, 133859, 137170, 164140, 180554, 243380, 267718, 274340, 328280, 352901, 361108, 451385, 486760, 535436, 548680, 669295, 705802, 722216, 902770, 1070872, 1338590, 1411604, 1764505, 1805540, 2677180, 2823208, 3529010, 3611080, 3881911, 5354360, 7058020, 7763822, 14116040, 15527644, 19409555, 31055288, 38819110, 77638220, 155276440]

約数ペア:

[(1, 155276440), (2, 77638220), (4, 38819110), (5, 31055288), (8, 19409555), (10, 15527644), (11, 14116040), (20, 7763822), (22, 7058020), (29, 5354360), (40, 3881911), (43, 3611080), (44, 3529010), (55, 2823208), (58, 2677180), (86, 1805540), (88, 1764505), (110, 1411604), (116, 1338590), (145, 1070872), (172, 902770), (215, 722216), (220, 705802), (232, 669295), (283, 548680), (290, 535436), (319, 486760), (344, 451385), (430, 361108), (440, 352901), (473, 328280), (566, 274340), (580, 267718), (638, 243380), (860, 180554), (946, 164140), (1132, 137170), (1160, 133859), (1247, 124520), (1276, 121690), (1415, 109736), (1595, 97352), (1720, 90277), (1892, 82070), (2264, 68585), (2365, 65656), (2494, 62260), (2552, 60845), (2830, 54868), (3113, 49880), (3190, 48676), (3784, 41035), (4730, 32828), (4988, 31130), (5660, 27434), (6226, 24940), (6235, 24904), (6380, 24338), (8207, 18920), (9460, 16414), (9976, 15565), (11320, 13717), (12169, 12760), (12452, 12470)]