645135680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{288007}}^1$

素因数の和:288031

約数の個数: 56

約数和(自身を含む): 1755696768

約数和(自身を除く): 1110561088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 288007, 576014, 1152028, 1440035, 2016049, 2304056, 2880070, 4032098, 4608112, 5760140, 8064196, 9216224, 10080245, 11520280, 16128392, 18432448, 20160490, 23040560, 32256784, 40320980, 46081120, 64513568, 80641960, 92162240, 129027136, 161283920, 322567840, 645135680]

約数ペア:

[(1, 645135680), (2, 322567840), (4, 161283920), (5, 129027136), (7, 92162240), (8, 80641960), (10, 64513568), (14, 46081120), (16, 40320980), (20, 32256784), (28, 23040560), (32, 20160490), (35, 18432448), (40, 16128392), (56, 11520280), (64, 10080245), (70, 9216224), (80, 8064196), (112, 5760140), (140, 4608112), (160, 4032098), (224, 2880070), (280, 2304056), (320, 2016049), (448, 1440035), (560, 1152028), (1120, 576014), (2240, 288007)]