311315520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2333}}^1$

素因数の和:2492

約数の個数: 112

約数和(自身を含む): 995964480

約数和(自身を除く): 684648960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 139, 160, 192, 240, 278, 320, 417, 480, 556, 695, 834, 960, 1112, 1390, 1668, 2085, 2224, 2333, 2780, 3336, 4170, 4448, 4666, 5560, 6672, 6999, 8340, 8896, 9332, 11120, 11665, 13344, 13998, 16680, 18664, 22240, 23330, 26688, 27996, 33360, 34995, 37328, 44480, 46660, 55992, 66720, 69990, 74656, 93320, 111984, 133440, 139980, 149312, 186640, 223968, 279960, 324287, 373280, 447936, 559920, 648574, 746560, 972861, 1119840, 1297148, 1621435, 1945722, 2239680, 2594296, 3242870, 3891444, 4864305, 5188592, 6485740, 7782888, 9728610, 10377184, 12971480, 15565776, 19457220, 20754368, 25942960, 31131552, 38914440, 51885920, 62263104, 77828880, 103771840, 155657760, 311315520]

約数ペア:

[(1, 311315520), (2, 155657760), (3, 103771840), (4, 77828880), (5, 62263104), (6, 51885920), (8, 38914440), (10, 31131552), (12, 25942960), (15, 20754368), (16, 19457220), (20, 15565776), (24, 12971480), (30, 10377184), (32, 9728610), (40, 7782888), (48, 6485740), (60, 5188592), (64, 4864305), (80, 3891444), (96, 3242870), (120, 2594296), (139, 2239680), (160, 1945722), (192, 1621435), (240, 1297148), (278, 1119840), (320, 972861), (417, 746560), (480, 648574), (556, 559920), (695, 447936), (834, 373280), (960, 324287), (1112, 279960), (1390, 223968), (1668, 186640), (2085, 149312), (2224, 139980), (2333, 133440), (2780, 111984), (3336, 93320), (4170, 74656), (4448, 69990), (4666, 66720), (5560, 55992), (6672, 46660), (6999, 44480), (8340, 37328), (8896, 34995), (9332, 33360), (11120, 27996), (11665, 26688), (13344, 23330), (13998, 22240), (16680, 18664)]