138616560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2437}}^1$

素因数の和:2535

約数の個数: 120

約数和(自身を含む): 471606720

約数和(自身を除く): 332990160

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, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2437, 2844, 3160, 3555, 3792, 4740, 4874, 5688, 6320, 7110, 7311, 9480, 9748, 11376, 12185, 14220, 14622, 18960, 19496, 21933, 24370, 28440, 29244, 36555, 38992, 43866, 48740, 56880, 58488, 73110, 87732, 97480, 109665, 116976, 146220, 175464, 192523, 194960, 219330, 292440, 350928, 385046, 438660, 577569, 584880, 770092, 877320, 962615, 1155138, 1540184, 1732707, 1754640, 1925230, 2310276, 2887845, 3080368, 3465414, 3850460, 4620552, 5775690, 6930828, 7700920, 8663535, 9241104, 11551380, 13861656, 15401840, 17327070, 23102760, 27723312, 34654140, 46205520, 69308280, 138616560]

約数ペア:

[(1, 138616560), (2, 69308280), (3, 46205520), (4, 34654140), (5, 27723312), (6, 23102760), (8, 17327070), (9, 15401840), (10, 13861656), (12, 11551380), (15, 9241104), (16, 8663535), (18, 7700920), (20, 6930828), (24, 5775690), (30, 4620552), (36, 3850460), (40, 3465414), (45, 3080368), (48, 2887845), (60, 2310276), (72, 1925230), (79, 1754640), (80, 1732707), (90, 1540184), (120, 1155138), (144, 962615), (158, 877320), (180, 770092), (237, 584880), (240, 577569), (316, 438660), (360, 385046), (395, 350928), (474, 292440), (632, 219330), (711, 194960), (720, 192523), (790, 175464), (948, 146220), (1185, 116976), (1264, 109665), (1422, 97480), (1580, 87732), (1896, 73110), (2370, 58488), (2437, 56880), (2844, 48740), (3160, 43866), (3555, 38992), (3792, 36555), (4740, 29244), (4874, 28440), (5688, 24370), (6320, 21933), (7110, 19496), (7311, 18960), (9480, 14622), (9748, 14220), (11376, 12185)]