31191312

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1540

約数の個数: 80

約数和(自身を含む): 88565760

約数和(自身を除く): 57374448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 437, 456, 552, 874, 912, 1104, 1311, 1487, 1748, 2622, 2974, 3496, 4461, 5244, 5948, 6992, 8922, 10488, 11896, 17844, 20976, 23792, 28253, 34201, 35688, 56506, 68402, 71376, 84759, 102603, 113012, 136804, 169518, 205206, 226024, 273608, 339036, 410412, 452048, 547216, 649819, 678072, 820824, 1299638, 1356144, 1641648, 1949457, 2599276, 3898914, 5198552, 7797828, 10397104, 15595656, 31191312]

約数ペア:

[(1, 31191312), (2, 15595656), (3, 10397104), (4, 7797828), (6, 5198552), (8, 3898914), (12, 2599276), (16, 1949457), (19, 1641648), (23, 1356144), (24, 1299638), (38, 820824), (46, 678072), (48, 649819), (57, 547216), (69, 452048), (76, 410412), (92, 339036), (114, 273608), (138, 226024), (152, 205206), (184, 169518), (228, 136804), (276, 113012), (304, 102603), (368, 84759), (437, 71376), (456, 68402), (552, 56506), (874, 35688), (912, 34201), (1104, 28253), (1311, 23792), (1487, 20976), (1748, 17844), (2622, 11896), (2974, 10488), (3496, 8922), (4461, 6992), (5244, 5948)]