77828880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2333}}^1$

素因数の和:2488

約数の個数: 80

約数和(自身を含む): 243109440

約数和(自身を除く): 165280560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2333, 2780, 3336, 4170, 4666, 5560, 6672, 6999, 8340, 9332, 11120, 11665, 13998, 16680, 18664, 23330, 27996, 33360, 34995, 37328, 46660, 55992, 69990, 93320, 111984, 139980, 186640, 279960, 324287, 559920, 648574, 972861, 1297148, 1621435, 1945722, 2594296, 3242870, 3891444, 4864305, 5188592, 6485740, 7782888, 9728610, 12971480, 15565776, 19457220, 25942960, 38914440, 77828880]

約数ペア:

[(1, 77828880), (2, 38914440), (3, 25942960), (4, 19457220), (5, 15565776), (6, 12971480), (8, 9728610), (10, 7782888), (12, 6485740), (15, 5188592), (16, 4864305), (20, 3891444), (24, 3242870), (30, 2594296), (40, 1945722), (48, 1621435), (60, 1297148), (80, 972861), (120, 648574), (139, 559920), (240, 324287), (278, 279960), (417, 186640), (556, 139980), (695, 111984), (834, 93320), (1112, 69990), (1390, 55992), (1668, 46660), (2085, 37328), (2224, 34995), (2333, 33360), (2780, 27996), (3336, 23330), (4170, 18664), (4666, 16680), (5560, 13998), (6672, 11665), (6999, 11120), (8340, 9332)]