245984340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{585677}}^1$

素因数の和:585696

約数の個数: 48

約数和(自身を含む): 787151232

約数和(自身を除く): 541166892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 585677, 1171354, 1757031, 2342708, 2928385, 3514062, 4099739, 5856770, 7028124, 8199478, 8785155, 11713540, 12299217, 16398956, 17570310, 20498695, 24598434, 35140620, 40997390, 49196868, 61496085, 81994780, 122992170, 245984340]

約数ペア:

[(1, 245984340), (2, 122992170), (3, 81994780), (4, 61496085), (5, 49196868), (6, 40997390), (7, 35140620), (10, 24598434), (12, 20498695), (14, 17570310), (15, 16398956), (20, 12299217), (21, 11713540), (28, 8785155), (30, 8199478), (35, 7028124), (42, 5856770), (60, 4099739), (70, 3514062), (84, 2928385), (105, 2342708), (140, 1757031), (210, 1171354), (420, 585677)]