253580940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1987}}^1$

素因数の和:2711

約数の個数: 72

約数和(自身を含む): 770668080

約数和(自身を除く): 517087140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 709, 1418, 1987, 2127, 2836, 3545, 3974, 4254, 5961, 6381, 7090, 7948, 8508, 9935, 10635, 11922, 12762, 14180, 17883, 19870, 21270, 23844, 25524, 29805, 31905, 35766, 39740, 42540, 59610, 63810, 71532, 89415, 119220, 127620, 178830, 357660, 1408783, 2817566, 4226349, 5635132, 7043915, 8452698, 12679047, 14087830, 16905396, 21131745, 25358094, 28175660, 42263490, 50716188, 63395235, 84526980, 126790470, 253580940]

約数ペア:

[(1, 253580940), (2, 126790470), (3, 84526980), (4, 63395235), (5, 50716188), (6, 42263490), (9, 28175660), (10, 25358094), (12, 21131745), (15, 16905396), (18, 14087830), (20, 12679047), (30, 8452698), (36, 7043915), (45, 5635132), (60, 4226349), (90, 2817566), (180, 1408783), (709, 357660), (1418, 178830), (1987, 127620), (2127, 119220), (2836, 89415), (3545, 71532), (3974, 63810), (4254, 59610), (5961, 42540), (6381, 39740), (7090, 35766), (7948, 31905), (8508, 29805), (9935, 25524), (10635, 23844), (11922, 21270), (12762, 19870), (14180, 17883)]