286780620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{682811}}^1$

素因数の和:682830

約数の個数: 48

約数和(自身を含む): 917699328

約数和(自身を除く): 630918708

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, 682811, 1365622, 2048433, 2731244, 3414055, 4096866, 4779677, 6828110, 8193732, 9559354, 10242165, 13656220, 14339031, 19118708, 20484330, 23898385, 28678062, 40968660, 47796770, 57356124, 71695155, 95593540, 143390310, 286780620]

約数ペア:

[(1, 286780620), (2, 143390310), (3, 95593540), (4, 71695155), (5, 57356124), (6, 47796770), (7, 40968660), (10, 28678062), (12, 23898385), (14, 20484330), (15, 19118708), (20, 14339031), (21, 13656220), (28, 10242165), (30, 9559354), (35, 8193732), (42, 6828110), (60, 4779677), (70, 4096866), (84, 3414055), (105, 2731244), (140, 2048433), (210, 1365622), (420, 682811)]