208374560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1066

約数の個数: 96

約数和(自身を含む): 520515072

約数和(自身を除く): 312140512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 977, 992, 1240, 1333, 1376, 1720, 1954, 2480, 2666, 3440, 3908, 4885, 4960, 5332, 6665, 6880, 7816, 9770, 10664, 13330, 15632, 19540, 21328, 26660, 30287, 31264, 39080, 42011, 42656, 53320, 60574, 78160, 84022, 106640, 121148, 151435, 156320, 168044, 210055, 213280, 242296, 302870, 336088, 420110, 484592, 605740, 672176, 840220, 969184, 1211480, 1302341, 1344352, 1680440, 2422960, 2604682, 3360880, 4845920, 5209364, 6511705, 6721760, 10418728, 13023410, 20837456, 26046820, 41674912, 52093640, 104187280, 208374560]

約数ペア:

[(1, 208374560), (2, 104187280), (4, 52093640), (5, 41674912), (8, 26046820), (10, 20837456), (16, 13023410), (20, 10418728), (31, 6721760), (32, 6511705), (40, 5209364), (43, 4845920), (62, 3360880), (80, 2604682), (86, 2422960), (124, 1680440), (155, 1344352), (160, 1302341), (172, 1211480), (215, 969184), (248, 840220), (310, 672176), (344, 605740), (430, 484592), (496, 420110), (620, 336088), (688, 302870), (860, 242296), (977, 213280), (992, 210055), (1240, 168044), (1333, 156320), (1376, 151435), (1720, 121148), (1954, 106640), (2480, 84022), (2666, 78160), (3440, 60574), (3908, 53320), (4885, 42656), (4960, 42011), (5332, 39080), (6665, 31264), (6880, 30287), (7816, 26660), (9770, 21328), (10664, 19540), (13330, 15632)]