91631820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{218171}}^1$

素因数の和:218190

約数の個数: 48

約数和(自身を含む): 293223168

約数和(自身を除く): 201591348

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, 218171, 436342, 654513, 872684, 1090855, 1309026, 1527197, 2181710, 2618052, 3054394, 3272565, 4363420, 4581591, 6108788, 6545130, 7635985, 9163182, 13090260, 15271970, 18326364, 22907955, 30543940, 45815910, 91631820]

約数ペア:

[(1, 91631820), (2, 45815910), (3, 30543940), (4, 22907955), (5, 18326364), (6, 15271970), (7, 13090260), (10, 9163182), (12, 7635985), (14, 6545130), (15, 6108788), (20, 4581591), (21, 4363420), (28, 3272565), (30, 3054394), (35, 2618052), (42, 2181710), (60, 1527197), (70, 1309026), (84, 1090855), (105, 872684), (140, 654513), (210, 436342), (420, 218171)]