248375840

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:474

約数の個数: 96

約数和(自身を含む): 605828160

約数和(自身を除く): 357452320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 83, 118, 160, 166, 236, 295, 317, 332, 415, 472, 590, 634, 664, 830, 944, 1180, 1268, 1328, 1585, 1660, 1888, 2360, 2536, 2656, 3170, 3320, 4720, 4897, 5072, 6340, 6640, 9440, 9794, 10144, 12680, 13280, 18703, 19588, 24485, 25360, 26311, 37406, 39176, 48970, 50720, 52622, 74812, 78352, 93515, 97940, 105244, 131555, 149624, 156704, 187030, 195880, 210488, 263110, 299248, 374060, 391760, 420976, 526220, 598496, 748120, 783520, 841952, 1052440, 1496240, 1552349, 2104880, 2992480, 3104698, 4209760, 6209396, 7761745, 12418792, 15523490, 24837584, 31046980, 49675168, 62093960, 124187920, 248375840]

約数ペア:

[(1, 248375840), (2, 124187920), (4, 62093960), (5, 49675168), (8, 31046980), (10, 24837584), (16, 15523490), (20, 12418792), (32, 7761745), (40, 6209396), (59, 4209760), (80, 3104698), (83, 2992480), (118, 2104880), (160, 1552349), (166, 1496240), (236, 1052440), (295, 841952), (317, 783520), (332, 748120), (415, 598496), (472, 526220), (590, 420976), (634, 391760), (664, 374060), (830, 299248), (944, 263110), (1180, 210488), (1268, 195880), (1328, 187030), (1585, 156704), (1660, 149624), (1888, 131555), (2360, 105244), (2536, 97940), (2656, 93515), (3170, 78352), (3320, 74812), (4720, 52622), (4897, 50720), (5072, 48970), (6340, 39176), (6640, 37406), (9440, 26311), (9794, 25360), (10144, 24485), (12680, 19588), (13280, 18703)]