256449240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79151}}^1$

素因数の和:79174

約数の個数: 80

約数和(自身を含む): 861965280

約数和(自身を除く): 605516040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 79151, 158302, 237453, 316604, 395755, 474906, 633208, 712359, 791510, 949812, 1187265, 1424718, 1583020, 1899624, 2137077, 2374530, 2849436, 3166040, 3561795, 4274154, 4749060, 5698872, 6411231, 7123590, 8548308, 9498120, 10685385, 12822462, 14247180, 17096616, 21370770, 25644924, 28494360, 32056155, 42741540, 51289848, 64112310, 85483080, 128224620, 256449240]

約数ペア:

[(1, 256449240), (2, 128224620), (3, 85483080), (4, 64112310), (5, 51289848), (6, 42741540), (8, 32056155), (9, 28494360), (10, 25644924), (12, 21370770), (15, 17096616), (18, 14247180), (20, 12822462), (24, 10685385), (27, 9498120), (30, 8548308), (36, 7123590), (40, 6411231), (45, 5698872), (54, 4749060), (60, 4274154), (72, 3561795), (81, 3166040), (90, 2849436), (108, 2374530), (120, 2137077), (135, 1899624), (162, 1583020), (180, 1424718), (216, 1187265), (270, 949812), (324, 791510), (360, 712359), (405, 633208), (540, 474906), (648, 395755), (810, 316604), (1080, 237453), (1620, 158302), (3240, 79151)]