74602780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 184099104

約数和(自身を除く): 109496324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 317, 410, 574, 634, 820, 1148, 1268, 1435, 1585, 1681, 2219, 2870, 3170, 3362, 4438, 5740, 6340, 6724, 8405, 8876, 11095, 11767, 12997, 16810, 22190, 23534, 25994, 33620, 44380, 47068, 51988, 58835, 64985, 90979, 117670, 129970, 181958, 235340, 259940, 363916, 454895, 532877, 909790, 1065754, 1819580, 2131508, 2664385, 3730139, 5328770, 7460278, 10657540, 14920556, 18650695, 37301390, 74602780]

約数ペア:

[(1, 74602780), (2, 37301390), (4, 18650695), (5, 14920556), (7, 10657540), (10, 7460278), (14, 5328770), (20, 3730139), (28, 2664385), (35, 2131508), (41, 1819580), (70, 1065754), (82, 909790), (140, 532877), (164, 454895), (205, 363916), (287, 259940), (317, 235340), (410, 181958), (574, 129970), (634, 117670), (820, 90979), (1148, 64985), (1268, 58835), (1435, 51988), (1585, 47068), (1681, 44380), (2219, 33620), (2870, 25994), (3170, 23534), (3362, 22190), (4438, 16810), (5740, 12997), (6340, 11767), (6724, 11095), (8405, 8876)]