421297660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1595

約数の個数: 96

約数和(自身を含む): 1057351680

約数和(自身を除く): 636054020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 47, 70, 86, 94, 140, 172, 188, 215, 235, 301, 329, 430, 470, 602, 658, 860, 940, 1204, 1316, 1489, 1505, 1645, 2021, 2978, 3010, 3290, 4042, 5956, 6020, 6580, 7445, 8084, 10105, 10423, 14147, 14890, 20210, 20846, 28294, 29780, 40420, 41692, 52115, 56588, 64027, 69983, 70735, 104230, 128054, 139966, 141470, 208460, 256108, 279932, 282940, 320135, 349915, 448189, 489881, 640270, 699830, 896378, 979762, 1280540, 1399660, 1792756, 1959524, 2240945, 2449405, 3009269, 4481890, 4898810, 6018538, 8963780, 9797620, 12037076, 15046345, 21064883, 30092690, 42129766, 60185380, 84259532, 105324415, 210648830, 421297660]

約数ペア:

[(1, 421297660), (2, 210648830), (4, 105324415), (5, 84259532), (7, 60185380), (10, 42129766), (14, 30092690), (20, 21064883), (28, 15046345), (35, 12037076), (43, 9797620), (47, 8963780), (70, 6018538), (86, 4898810), (94, 4481890), (140, 3009269), (172, 2449405), (188, 2240945), (215, 1959524), (235, 1792756), (301, 1399660), (329, 1280540), (430, 979762), (470, 896378), (602, 699830), (658, 640270), (860, 489881), (940, 448189), (1204, 349915), (1316, 320135), (1489, 282940), (1505, 279932), (1645, 256108), (2021, 208460), (2978, 141470), (3010, 139966), (3290, 128054), (4042, 104230), (5956, 70735), (6020, 69983), (6580, 64027), (7445, 56588), (8084, 52115), (10105, 41692), (10423, 40420), (14147, 29780), (14890, 28294), (20210, 20846)]