1250431380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631531}}^1$

素因数の和:631557

約数の個数: 72

約数和(自身を含む): 4137797664

約数和(自身を除く): 2887366284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 631531, 1263062, 1894593, 2526124, 3157655, 3789186, 5683779, 6315310, 6946841, 7578372, 9472965, 11367558, 12630620, 13893682, 18945930, 20840523, 22735116, 27787364, 28418895, 34734205, 37891860, 41681046, 56837790, 62521569, 69468410, 83362092, 104202615, 113675580, 125043138, 138936820, 208405230, 250086276, 312607845, 416810460, 625215690, 1250431380]

約数ペア:

[(1, 1250431380), (2, 625215690), (3, 416810460), (4, 312607845), (5, 250086276), (6, 208405230), (9, 138936820), (10, 125043138), (11, 113675580), (12, 104202615), (15, 83362092), (18, 69468410), (20, 62521569), (22, 56837790), (30, 41681046), (33, 37891860), (36, 34734205), (44, 28418895), (45, 27787364), (55, 22735116), (60, 20840523), (66, 18945930), (90, 13893682), (99, 12630620), (110, 11367558), (132, 9472965), (165, 7578372), (180, 6946841), (198, 6315310), (220, 5683779), (330, 3789186), (396, 3157655), (495, 2526124), (660, 1894593), (990, 1263062), (1980, 631531)]