156576320

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^2\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 84

約数和(自身を含む): 381967740

約数和(自身を除く): 225391420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 109, 134, 160, 218, 268, 320, 335, 436, 536, 545, 670, 872, 1072, 1090, 1340, 1744, 2144, 2180, 2680, 3488, 4288, 4360, 4489, 5360, 6976, 7303, 8720, 8978, 10720, 14606, 17440, 17956, 21440, 22445, 29212, 34880, 35912, 36515, 44890, 58424, 71824, 73030, 89780, 116848, 143648, 146060, 179560, 233696, 287296, 292120, 359120, 467392, 489301, 584240, 718240, 978602, 1168480, 1436480, 1957204, 2336960, 2446505, 3914408, 4893010, 7828816, 9786020, 15657632, 19572040, 31315264, 39144080, 78288160, 156576320]

約数ペア:

[(1, 156576320), (2, 78288160), (4, 39144080), (5, 31315264), (8, 19572040), (10, 15657632), (16, 9786020), (20, 7828816), (32, 4893010), (40, 3914408), (64, 2446505), (67, 2336960), (80, 1957204), (109, 1436480), (134, 1168480), (160, 978602), (218, 718240), (268, 584240), (320, 489301), (335, 467392), (436, 359120), (536, 292120), (545, 287296), (670, 233696), (872, 179560), (1072, 146060), (1090, 143648), (1340, 116848), (1744, 89780), (2144, 73030), (2180, 71824), (2680, 58424), (3488, 44890), (4288, 36515), (4360, 35912), (4489, 34880), (5360, 29212), (6976, 22445), (7303, 21440), (8720, 17956), (8978, 17440), (10720, 14606)]