205120320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4969}}^1$

素因数の和:5032

約数の個数: 112

約数和(自身を含む): 666536640

約数和(自身を除く): 461416320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 2064, 2580, 2752, 3440, 4128, 4969, 5160, 6880, 8256, 9938, 10320, 13760, 14907, 19876, 20640, 24845, 29814, 39752, 41280, 49690, 59628, 74535, 79504, 99380, 119256, 149070, 159008, 198760, 213667, 238512, 298140, 318016, 397520, 427334, 477024, 596280, 641001, 795040, 854668, 954048, 1068335, 1192560, 1282002, 1590080, 1709336, 2136670, 2385120, 2564004, 3205005, 3418672, 4273340, 4770240, 5128008, 6410010, 6837344, 8546680, 10256016, 12820020, 13674688, 17093360, 20512032, 25640040, 34186720, 41024064, 51280080, 68373440, 102560160, 205120320]

約数ペア:

[(1, 205120320), (2, 102560160), (3, 68373440), (4, 51280080), (5, 41024064), (6, 34186720), (8, 25640040), (10, 20512032), (12, 17093360), (15, 13674688), (16, 12820020), (20, 10256016), (24, 8546680), (30, 6837344), (32, 6410010), (40, 5128008), (43, 4770240), (48, 4273340), (60, 3418672), (64, 3205005), (80, 2564004), (86, 2385120), (96, 2136670), (120, 1709336), (129, 1590080), (160, 1282002), (172, 1192560), (192, 1068335), (215, 954048), (240, 854668), (258, 795040), (320, 641001), (344, 596280), (430, 477024), (480, 427334), (516, 397520), (645, 318016), (688, 298140), (860, 238512), (960, 213667), (1032, 198760), (1290, 159008), (1376, 149070), (1720, 119256), (2064, 99380), (2580, 79504), (2752, 74535), (3440, 59628), (4128, 49690), (4969, 41280), (5160, 39752), (6880, 29814), (8256, 24845), (9938, 20640), (10320, 19876), (13760, 14907)]