31168560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2206

約数の個数: 80

約数和(自身を含む): 98252640

約数和(自身を除く): 67084080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2129, 2440, 2928, 3660, 4258, 4880, 6387, 7320, 8516, 10645, 12774, 14640, 17032, 21290, 25548, 31935, 34064, 42580, 51096, 63870, 85160, 102192, 127740, 129869, 170320, 255480, 259738, 389607, 510960, 519476, 649345, 779214, 1038952, 1298690, 1558428, 1948035, 2077904, 2597380, 3116856, 3896070, 5194760, 6233712, 7792140, 10389520, 15584280, 31168560]

約数ペア:

[(1, 31168560), (2, 15584280), (3, 10389520), (4, 7792140), (5, 6233712), (6, 5194760), (8, 3896070), (10, 3116856), (12, 2597380), (15, 2077904), (16, 1948035), (20, 1558428), (24, 1298690), (30, 1038952), (40, 779214), (48, 649345), (60, 519476), (61, 510960), (80, 389607), (120, 259738), (122, 255480), (183, 170320), (240, 129869), (244, 127740), (305, 102192), (366, 85160), (488, 63870), (610, 51096), (732, 42580), (915, 34064), (976, 31935), (1220, 25548), (1464, 21290), (1830, 17032), (2129, 14640), (2440, 12774), (2928, 10645), (3660, 8516), (4258, 7320), (4880, 6387)]