209107152

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:521

約数の個数: 120

約数和(自身を含む): 610238720

約数和(自身を除く): 401131568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 139, 144, 186, 248, 278, 279, 337, 372, 417, 496, 556, 558, 674, 744, 834, 1011, 1112, 1116, 1251, 1348, 1488, 1668, 2022, 2224, 2232, 2502, 2696, 3033, 3336, 4044, 4309, 4464, 5004, 5392, 6066, 6672, 8088, 8618, 10008, 10447, 12132, 12927, 16176, 17236, 20016, 20894, 24264, 25854, 31341, 34472, 38781, 41788, 46843, 48528, 51708, 62682, 68944, 77562, 83576, 93686, 94023, 103416, 125364, 140529, 155124, 167152, 187372, 188046, 206832, 250728, 281058, 310248, 374744, 376092, 421587, 501456, 562116, 620496, 749488, 752184, 843174, 1124232, 1452133, 1504368, 1686348, 2248464, 2904266, 3372696, 4356399, 5808532, 6745392, 8712798, 11617064, 13069197, 17425596, 23234128, 26138394, 34851192, 52276788, 69702384, 104553576, 209107152]

約数ペア:

[(1, 209107152), (2, 104553576), (3, 69702384), (4, 52276788), (6, 34851192), (8, 26138394), (9, 23234128), (12, 17425596), (16, 13069197), (18, 11617064), (24, 8712798), (31, 6745392), (36, 5808532), (48, 4356399), (62, 3372696), (72, 2904266), (93, 2248464), (124, 1686348), (139, 1504368), (144, 1452133), (186, 1124232), (248, 843174), (278, 752184), (279, 749488), (337, 620496), (372, 562116), (417, 501456), (496, 421587), (556, 376092), (558, 374744), (674, 310248), (744, 281058), (834, 250728), (1011, 206832), (1112, 188046), (1116, 187372), (1251, 167152), (1348, 155124), (1488, 140529), (1668, 125364), (2022, 103416), (2224, 94023), (2232, 93686), (2502, 83576), (2696, 77562), (3033, 68944), (3336, 62682), (4044, 51708), (4309, 48528), (4464, 46843), (5004, 41788), (5392, 38781), (6066, 34472), (6672, 31341), (8088, 25854), (8618, 24264), (10008, 20894), (10447, 20016), (12132, 17236), (12927, 16176)]