31491680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 84097440

約数和(自身を除く): 52605760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 440, 464, 580, 617, 638, 880, 928, 1160, 1234, 1276, 1595, 1760, 2320, 2468, 2552, 3085, 3190, 4640, 4936, 5104, 6170, 6380, 6787, 9872, 10208, 12340, 12760, 13574, 17893, 19744, 24680, 25520, 27148, 33935, 35786, 49360, 51040, 54296, 67870, 71572, 89465, 98720, 108592, 135740, 143144, 178930, 196823, 217184, 271480, 286288, 357860, 393646, 542960, 572576, 715720, 787292, 984115, 1085920, 1431440, 1574584, 1968230, 2862880, 3149168, 3936460, 6298336, 7872920, 15745840, 31491680]

約数ペア:

[(1, 31491680), (2, 15745840), (4, 7872920), (5, 6298336), (8, 3936460), (10, 3149168), (11, 2862880), (16, 1968230), (20, 1574584), (22, 1431440), (29, 1085920), (32, 984115), (40, 787292), (44, 715720), (55, 572576), (58, 542960), (80, 393646), (88, 357860), (110, 286288), (116, 271480), (145, 217184), (160, 196823), (176, 178930), (220, 143144), (232, 135740), (290, 108592), (319, 98720), (352, 89465), (440, 71572), (464, 67870), (580, 54296), (617, 51040), (638, 49360), (880, 35786), (928, 33935), (1160, 27148), (1234, 25520), (1276, 24680), (1595, 19744), (1760, 17893), (2320, 13574), (2468, 12760), (2552, 12340), (3085, 10208), (3190, 9872), (4640, 6787), (4936, 6380), (5104, 6170)]