20176491900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{31769}}^1$

素因数の和:31888

約数の個数: 144

約数和(自身を含む): 61219519200

約数和(自身を除く): 41043027300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 73, 75, 87, 100, 116, 145, 146, 150, 174, 219, 290, 292, 300, 348, 365, 435, 438, 580, 725, 730, 870, 876, 1095, 1450, 1460, 1740, 1825, 2117, 2175, 2190, 2900, 3650, 4234, 4350, 4380, 5475, 6351, 7300, 8468, 8700, 10585, 10950, 12702, 21170, 21900, 25404, 31755, 31769, 42340, 52925, 63510, 63538, 95307, 105850, 127020, 127076, 158775, 158845, 190614, 211700, 317550, 317690, 381228, 476535, 635100, 635380, 794225, 921301, 953070, 1588450, 1842602, 1906140, 2319137, 2382675, 2763903, 3176900, 3685204, 4606505, 4638274, 4765350, 5527806, 6957411, 9213010, 9276548, 9530700, 11055612, 11595685, 13819515, 13914822, 18426020, 23032525, 23191370, 27639030, 27829644, 34787055, 46065050, 46382740, 55278060, 57978425, 67254973, 69097575, 69574110, 92130100, 115956850, 134509946, 138195150, 139148220, 173935275, 201764919, 231913700, 269019892, 276390300, 336274865, 347870550, 403529838, 672549730, 695741100, 807059676, 1008824595, 1345099460, 1681374325, 2017649190, 3362748650, 4035298380, 5044122975, 6725497300, 10088245950, 20176491900]

約数ペア:

[(1, 20176491900), (2, 10088245950), (3, 6725497300), (4, 5044122975), (5, 4035298380), (6, 3362748650), (10, 2017649190), (12, 1681374325), (15, 1345099460), (20, 1008824595), (25, 807059676), (29, 695741100), (30, 672549730), (50, 403529838), (58, 347870550), (60, 336274865), (73, 276390300), (75, 269019892), (87, 231913700), (100, 201764919), (116, 173935275), (145, 139148220), (146, 138195150), (150, 134509946), (174, 115956850), (219, 92130100), (290, 69574110), (292, 69097575), (300, 67254973), (348, 57978425), (365, 55278060), (435, 46382740), (438, 46065050), (580, 34787055), (725, 27829644), (730, 27639030), (870, 23191370), (876, 23032525), (1095, 18426020), (1450, 13914822), (1460, 13819515), (1740, 11595685), (1825, 11055612), (2117, 9530700), (2175, 9276548), (2190, 9213010), (2900, 6957411), (3650, 5527806), (4234, 4765350), (4350, 4638274), (4380, 4606505), (5475, 3685204), (6351, 3176900), (7300, 2763903), (8468, 2382675), (8700, 2319137), (10585, 1906140), (10950, 1842602), (12702, 1588450), (21170, 953070), (21900, 921301), (25404, 794225), (31755, 635380), (31769, 635100), (42340, 476535), (52925, 381228), (63510, 317690), (63538, 317550), (95307, 211700), (105850, 190614), (127020, 158845), (127076, 158775)]