257508120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1483}}^1$

素因数の和:2944

約数の個数: 64

約数和(自身を含む): 773579520

約数和(自身を除く): 516071400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1447, 1483, 2894, 2966, 4341, 4449, 5788, 5932, 7235, 7415, 8682, 8898, 11576, 11864, 14470, 14830, 17364, 17796, 21705, 22245, 28940, 29660, 34728, 35592, 43410, 44490, 57880, 59320, 86820, 88980, 173640, 177960, 2145901, 4291802, 6437703, 8583604, 10729505, 12875406, 17167208, 21459010, 25750812, 32188515, 42918020, 51501624, 64377030, 85836040, 128754060, 257508120]

約数ペア:

[(1, 257508120), (2, 128754060), (3, 85836040), (4, 64377030), (5, 51501624), (6, 42918020), (8, 32188515), (10, 25750812), (12, 21459010), (15, 17167208), (20, 12875406), (24, 10729505), (30, 8583604), (40, 6437703), (60, 4291802), (120, 2145901), (1447, 177960), (1483, 173640), (2894, 88980), (2966, 86820), (4341, 59320), (4449, 57880), (5788, 44490), (5932, 43410), (7235, 35592), (7415, 34728), (8682, 29660), (8898, 28940), (11576, 22245), (11864, 21705), (14470, 17796), (14830, 17364)]