649159440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2704831}}^1$

素因数の和:2704847

約数の個数: 40

約数和(自身を含む): 2012395008

約数和(自身を除く): 1363235568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2704831, 5409662, 8114493, 10819324, 13524155, 16228986, 21638648, 27048310, 32457972, 40572465, 43277296, 54096620, 64915944, 81144930, 108193240, 129831888, 162289860, 216386480, 324579720, 649159440]

約数ペア:

[(1, 649159440), (2, 324579720), (3, 216386480), (4, 162289860), (5, 129831888), (6, 108193240), (8, 81144930), (10, 64915944), (12, 54096620), (15, 43277296), (16, 40572465), (20, 32457972), (24, 27048310), (30, 21638648), (40, 16228986), (48, 13524155), (60, 10819324), (80, 8114493), (120, 5409662), (240, 2704831)]