128242240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{57251}}^1$

素因数の和:57275

約数の個数: 56

約数和(自身を含む): 349008192

約数和(自身を除く): 220765952

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, 57251, 114502, 229004, 286255, 400757, 458008, 572510, 801514, 916016, 1145020, 1603028, 1832032, 2003785, 2290040, 3206056, 3664064, 4007570, 4580080, 6412112, 8015140, 9160160, 12824224, 16030280, 18320320, 25648448, 32060560, 64121120, 128242240]

約数ペア:

[(1, 128242240), (2, 64121120), (4, 32060560), (5, 25648448), (7, 18320320), (8, 16030280), (10, 12824224), (14, 9160160), (16, 8015140), (20, 6412112), (28, 4580080), (32, 4007570), (35, 3664064), (40, 3206056), (56, 2290040), (64, 2003785), (70, 1832032), (80, 1603028), (112, 1145020), (140, 916016), (160, 801514), (224, 572510), (280, 458008), (320, 400757), (448, 286255), (560, 229004), (1120, 114502), (2240, 57251)]