285199880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53609}}^1$

素因数の和:53646

約数の個数: 64

約数和(自身を含む): 771984000

約数和(自身を除く): 486784120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 53609, 107218, 214436, 268045, 375263, 428872, 536090, 750526, 1018571, 1072180, 1501052, 1876315, 2037142, 2144360, 3002104, 3752630, 4074284, 5092855, 7129997, 7505260, 8148568, 10185710, 14259994, 15010520, 20371420, 28519988, 35649985, 40742840, 57039976, 71299970, 142599940, 285199880]

約数ペア:

[(1, 285199880), (2, 142599940), (4, 71299970), (5, 57039976), (7, 40742840), (8, 35649985), (10, 28519988), (14, 20371420), (19, 15010520), (20, 14259994), (28, 10185710), (35, 8148568), (38, 7505260), (40, 7129997), (56, 5092855), (70, 4074284), (76, 3752630), (95, 3002104), (133, 2144360), (140, 2037142), (152, 1876315), (190, 1501052), (266, 1072180), (280, 1018571), (380, 750526), (532, 536090), (665, 428872), (760, 375263), (1064, 268045), (1330, 214436), (2660, 107218), (5320, 53609)]