130560920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1951}}^1$

素因数の和:2208

約数の個数: 64

約数和(自身を含む): 337305600

約数和(自身を除く): 206744680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 1195, 1673, 1912, 1951, 2390, 3346, 3902, 4780, 6692, 7804, 8365, 9560, 9755, 13384, 13657, 15608, 16730, 19510, 27314, 33460, 39020, 54628, 66920, 68285, 78040, 109256, 136570, 273140, 466289, 546280, 932578, 1865156, 2331445, 3264023, 3730312, 4662890, 6528046, 9325780, 13056092, 16320115, 18651560, 26112184, 32640230, 65280460, 130560920]

約数ペア:

[(1, 130560920), (2, 65280460), (4, 32640230), (5, 26112184), (7, 18651560), (8, 16320115), (10, 13056092), (14, 9325780), (20, 6528046), (28, 4662890), (35, 3730312), (40, 3264023), (56, 2331445), (70, 1865156), (140, 932578), (239, 546280), (280, 466289), (478, 273140), (956, 136570), (1195, 109256), (1673, 78040), (1912, 68285), (1951, 66920), (2390, 54628), (3346, 39020), (3902, 33460), (4780, 27314), (6692, 19510), (7804, 16730), (8365, 15608), (9560, 13657), (9755, 13384)]