31354920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:615

約数の個数: 96

約数和(自身を含む): 102604320

約数和(自身を除く): 71249400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 251, 347, 360, 502, 694, 753, 1004, 1041, 1255, 1388, 1506, 1735, 2008, 2082, 2259, 2510, 2776, 3012, 3123, 3470, 3765, 4164, 4518, 5020, 5205, 6024, 6246, 6940, 7530, 8328, 9036, 10040, 10410, 11295, 12492, 13880, 15060, 15615, 18072, 20820, 22590, 24984, 30120, 31230, 41640, 45180, 62460, 87097, 90360, 124920, 174194, 261291, 348388, 435485, 522582, 696776, 783873, 870970, 1045164, 1306455, 1567746, 1741940, 2090328, 2612910, 3135492, 3483880, 3919365, 5225820, 6270984, 7838730, 10451640, 15677460, 31354920]

約数ペア:

[(1, 31354920), (2, 15677460), (3, 10451640), (4, 7838730), (5, 6270984), (6, 5225820), (8, 3919365), (9, 3483880), (10, 3135492), (12, 2612910), (15, 2090328), (18, 1741940), (20, 1567746), (24, 1306455), (30, 1045164), (36, 870970), (40, 783873), (45, 696776), (60, 522582), (72, 435485), (90, 348388), (120, 261291), (180, 174194), (251, 124920), (347, 90360), (360, 87097), (502, 62460), (694, 45180), (753, 41640), (1004, 31230), (1041, 30120), (1255, 24984), (1388, 22590), (1506, 20820), (1735, 18072), (2008, 15615), (2082, 15060), (2259, 13880), (2510, 12492), (2776, 11295), (3012, 10410), (3123, 10040), (3470, 9036), (3765, 8328), (4164, 7530), (4518, 6940), (5020, 6246), (5205, 6024)]