71389780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 188762112

約数和(自身を除く): 117372332

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 151, 154, 220, 302, 307, 308, 385, 604, 614, 755, 770, 1057, 1228, 1510, 1535, 1540, 1661, 2114, 2149, 3020, 3070, 3322, 3377, 4228, 4298, 5285, 6140, 6644, 6754, 8305, 8596, 10570, 10745, 11627, 13508, 16610, 16885, 21140, 21490, 23254, 23639, 33220, 33770, 42980, 46357, 46508, 47278, 58135, 67540, 92714, 94556, 116270, 118195, 185428, 231785, 232540, 236390, 324499, 463570, 472780, 509927, 648998, 927140, 1019854, 1297996, 1622495, 2039708, 2549635, 3244990, 3569489, 5099270, 6489980, 7138978, 10198540, 14277956, 17847445, 35694890, 71389780]

約数ペア:

[(1, 71389780), (2, 35694890), (4, 17847445), (5, 14277956), (7, 10198540), (10, 7138978), (11, 6489980), (14, 5099270), (20, 3569489), (22, 3244990), (28, 2549635), (35, 2039708), (44, 1622495), (55, 1297996), (70, 1019854), (77, 927140), (110, 648998), (140, 509927), (151, 472780), (154, 463570), (220, 324499), (302, 236390), (307, 232540), (308, 231785), (385, 185428), (604, 118195), (614, 116270), (755, 94556), (770, 92714), (1057, 67540), (1228, 58135), (1510, 47278), (1535, 46508), (1540, 46357), (1661, 42980), (2114, 33770), (2149, 33220), (3020, 23639), (3070, 23254), (3322, 21490), (3377, 21140), (4228, 16885), (4298, 16610), (5285, 13508), (6140, 11627), (6644, 10745), (6754, 10570), (8305, 8596)]