31160880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 105850368

約数和(自身を除く): 74689488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 113, 120, 144, 180, 226, 240, 339, 360, 383, 452, 565, 678, 720, 766, 904, 1017, 1130, 1149, 1356, 1532, 1695, 1808, 1915, 2034, 2260, 2298, 2712, 3064, 3390, 3447, 3830, 4068, 4520, 4596, 5085, 5424, 5745, 6128, 6780, 6894, 7660, 8136, 9040, 9192, 10170, 11490, 13560, 13788, 15320, 16272, 17235, 18384, 20340, 22980, 27120, 27576, 30640, 34470, 40680, 43279, 45960, 55152, 68940, 81360, 86558, 91920, 129837, 137880, 173116, 216395, 259674, 275760, 346232, 389511, 432790, 519348, 649185, 692464, 779022, 865580, 1038696, 1298370, 1558044, 1731160, 1947555, 2077392, 2596740, 3116088, 3462320, 3895110, 5193480, 6232176, 7790220, 10386960, 15580440, 31160880]

約数ペア:

[(1, 31160880), (2, 15580440), (3, 10386960), (4, 7790220), (5, 6232176), (6, 5193480), (8, 3895110), (9, 3462320), (10, 3116088), (12, 2596740), (15, 2077392), (16, 1947555), (18, 1731160), (20, 1558044), (24, 1298370), (30, 1038696), (36, 865580), (40, 779022), (45, 692464), (48, 649185), (60, 519348), (72, 432790), (80, 389511), (90, 346232), (113, 275760), (120, 259674), (144, 216395), (180, 173116), (226, 137880), (240, 129837), (339, 91920), (360, 86558), (383, 81360), (452, 68940), (565, 55152), (678, 45960), (720, 43279), (766, 40680), (904, 34470), (1017, 30640), (1130, 27576), (1149, 27120), (1356, 22980), (1532, 20340), (1695, 18384), (1808, 17235), (1915, 16272), (2034, 15320), (2260, 13788), (2298, 13560), (2712, 11490), (3064, 10170), (3390, 9192), (3447, 9040), (3830, 8136), (4068, 7660), (4520, 6894), (4596, 6780), (5085, 6128), (5424, 5745)]