91430220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{217691}}^1$

素因数の和:217710

約数の個数: 48

約数和(自身を含む): 292578048

約数和(自身を除く): 201147828

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, 217691, 435382, 653073, 870764, 1088455, 1306146, 1523837, 2176910, 2612292, 3047674, 3265365, 4353820, 4571511, 6095348, 6530730, 7619185, 9143022, 13061460, 15238370, 18286044, 22857555, 30476740, 45715110, 91430220]

約数ペア:

[(1, 91430220), (2, 45715110), (3, 30476740), (4, 22857555), (5, 18286044), (6, 15238370), (7, 13061460), (10, 9143022), (12, 7619185), (14, 6530730), (15, 6095348), (20, 4571511), (21, 4353820), (28, 3265365), (30, 3047674), (35, 2612292), (42, 2176910), (60, 1523837), (70, 1306146), (84, 1088455), (105, 870764), (140, 653073), (210, 435382), (420, 217691)]