385120680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{458477}}^1$

素因数の和:458498

約数の個数: 64

約数和(自身を含む): 1320416640

約数和(自身を除く): 935295960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 458477, 916954, 1375431, 1833908, 2292385, 2750862, 3209339, 3667816, 4584770, 5501724, 6418678, 6877155, 9169540, 9628017, 11003448, 12837356, 13754310, 16046695, 18339080, 19256034, 25674712, 27508620, 32093390, 38512068, 48140085, 55017240, 64186780, 77024136, 96280170, 128373560, 192560340, 385120680]

約数ペア:

[(1, 385120680), (2, 192560340), (3, 128373560), (4, 96280170), (5, 77024136), (6, 64186780), (7, 55017240), (8, 48140085), (10, 38512068), (12, 32093390), (14, 27508620), (15, 25674712), (20, 19256034), (21, 18339080), (24, 16046695), (28, 13754310), (30, 12837356), (35, 11003448), (40, 9628017), (42, 9169540), (56, 6877155), (60, 6418678), (70, 5501724), (84, 4584770), (105, 3667816), (120, 3209339), (140, 2750862), (168, 2292385), (210, 1833908), (280, 1375431), (420, 916954), (840, 458477)]