655605480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{76949}}^1$

素因数の和:77034

約数の個数: 64

約数和(自身を含む): 1994544000

約数和(自身を除く): 1338938520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 76949, 153898, 230847, 307796, 384745, 461694, 615592, 769490, 923388, 1154235, 1538980, 1846776, 2308470, 3077960, 4616940, 5463379, 9233880, 10926758, 16390137, 21853516, 27316895, 32780274, 43707032, 54633790, 65560548, 81950685, 109267580, 131121096, 163901370, 218535160, 327802740, 655605480]

約数ペア:

[(1, 655605480), (2, 327802740), (3, 218535160), (4, 163901370), (5, 131121096), (6, 109267580), (8, 81950685), (10, 65560548), (12, 54633790), (15, 43707032), (20, 32780274), (24, 27316895), (30, 21853516), (40, 16390137), (60, 10926758), (71, 9233880), (120, 5463379), (142, 4616940), (213, 3077960), (284, 2308470), (355, 1846776), (426, 1538980), (568, 1154235), (710, 923388), (852, 769490), (1065, 615592), (1420, 461694), (1704, 384745), (2130, 307796), (2840, 230847), (4260, 153898), (8520, 76949)]