207843080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 482328000

約数和(自身を除く): 274484920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 149, 172, 215, 298, 344, 430, 596, 745, 811, 860, 1192, 1490, 1622, 1720, 2980, 3244, 4055, 5960, 6407, 6488, 8110, 12814, 16220, 25628, 32035, 32440, 34873, 51256, 64070, 69746, 120839, 128140, 139492, 174365, 241678, 256280, 278984, 348730, 483356, 604195, 697460, 966712, 1208390, 1394920, 2416780, 4833560, 5196077, 10392154, 20784308, 25980385, 41568616, 51960770, 103921540, 207843080]

約数ペア:

[(1, 207843080), (2, 103921540), (4, 51960770), (5, 41568616), (8, 25980385), (10, 20784308), (20, 10392154), (40, 5196077), (43, 4833560), (86, 2416780), (149, 1394920), (172, 1208390), (215, 966712), (298, 697460), (344, 604195), (430, 483356), (596, 348730), (745, 278984), (811, 256280), (860, 241678), (1192, 174365), (1490, 139492), (1622, 128140), (1720, 120839), (2980, 69746), (3244, 64070), (4055, 51256), (5960, 34873), (6407, 32440), (6488, 32035), (8110, 25628), (12814, 16220)]