156780517880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1330001}}^1$

素因数の和:1330440

約数の個数: 64

約数和(自身を含む): 404107807680

約数和(自身を除く): 247327289800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 842, 1684, 2105, 2947, 3368, 4210, 5894, 8420, 11788, 14735, 16840, 23576, 29470, 58940, 117880, 1330001, 2660002, 5320004, 6650005, 9310007, 10640008, 13300010, 18620014, 26600020, 37240028, 46550035, 53200040, 74480056, 93100070, 186200140, 372400280, 559930421, 1119860842, 2239721684, 2799652105, 3919512947, 4479443368, 5599304210, 7839025894, 11198608420, 15678051788, 19597564735, 22397216840, 31356103576, 39195129470, 78390258940, 156780517880]

約数ペア:

[(1, 156780517880), (2, 78390258940), (4, 39195129470), (5, 31356103576), (7, 22397216840), (8, 19597564735), (10, 15678051788), (14, 11198608420), (20, 7839025894), (28, 5599304210), (35, 4479443368), (40, 3919512947), (56, 2799652105), (70, 2239721684), (140, 1119860842), (280, 559930421), (421, 372400280), (842, 186200140), (1684, 93100070), (2105, 74480056), (2947, 53200040), (3368, 46550035), (4210, 37240028), (5894, 26600020), (8420, 18620014), (11788, 13300010), (14735, 10640008), (16840, 9310007), (23576, 6650005), (29470, 5320004), (58940, 2660002), (117880, 1330001)]