907673940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{71023}}^1$

素因数の和:71109

約数の個数: 72

約数和(自身を含む): 2792095488

約数和(自身を除く): 1884421548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 71023, 142046, 213069, 284092, 355115, 426138, 639207, 710230, 852276, 1065345, 1278414, 1420460, 2130690, 2556828, 3196035, 4261380, 5042633, 6392070, 10085266, 12784140, 15127899, 20170532, 25213165, 30255798, 45383697, 50426330, 60511596, 75639495, 90767394, 100852660, 151278990, 181534788, 226918485, 302557980, 453836970, 907673940]

約数ペア:

[(1, 907673940), (2, 453836970), (3, 302557980), (4, 226918485), (5, 181534788), (6, 151278990), (9, 100852660), (10, 90767394), (12, 75639495), (15, 60511596), (18, 50426330), (20, 45383697), (30, 30255798), (36, 25213165), (45, 20170532), (60, 15127899), (71, 12784140), (90, 10085266), (142, 6392070), (180, 5042633), (213, 4261380), (284, 3196035), (355, 2556828), (426, 2130690), (639, 1420460), (710, 1278414), (852, 1065345), (1065, 852276), (1278, 710230), (1420, 639207), (2130, 426138), (2556, 355115), (3195, 284092), (4260, 213069), (6390, 142046), (12780, 71023)]