247482240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:1000

約数の個数: 128

約数和(自身を含む): 794841120

約数和(自身を除く): 547358880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 314, 320, 384, 471, 480, 628, 640, 785, 821, 942, 960, 1256, 1570, 1642, 1884, 1920, 2355, 2463, 2512, 3140, 3284, 3768, 4105, 4710, 4926, 5024, 6280, 6568, 7536, 8210, 9420, 9852, 10048, 12315, 12560, 13136, 15072, 16420, 18840, 19704, 20096, 24630, 25120, 26272, 30144, 32840, 37680, 39408, 49260, 50240, 52544, 60288, 65680, 75360, 78816, 98520, 100480, 105088, 128897, 131360, 150720, 157632, 197040, 257794, 262720, 301440, 315264, 386691, 394080, 515588, 525440, 644485, 773382, 788160, 1031176, 1288970, 1546764, 1576320, 1933455, 2062352, 2577940, 3093528, 3866910, 4124704, 5155880, 6187056, 7733820, 8249408, 10311760, 12374112, 15467640, 16498816, 20623520, 24748224, 30935280, 41247040, 49496448, 61870560, 82494080, 123741120, 247482240]

約数ペア:

[(1, 247482240), (2, 123741120), (3, 82494080), (4, 61870560), (5, 49496448), (6, 41247040), (8, 30935280), (10, 24748224), (12, 20623520), (15, 16498816), (16, 15467640), (20, 12374112), (24, 10311760), (30, 8249408), (32, 7733820), (40, 6187056), (48, 5155880), (60, 4124704), (64, 3866910), (80, 3093528), (96, 2577940), (120, 2062352), (128, 1933455), (157, 1576320), (160, 1546764), (192, 1288970), (240, 1031176), (314, 788160), (320, 773382), (384, 644485), (471, 525440), (480, 515588), (628, 394080), (640, 386691), (785, 315264), (821, 301440), (942, 262720), (960, 257794), (1256, 197040), (1570, 157632), (1642, 150720), (1884, 131360), (1920, 128897), (2355, 105088), (2463, 100480), (2512, 98520), (3140, 78816), (3284, 75360), (3768, 65680), (4105, 60288), (4710, 52544), (4926, 50240), (5024, 49260), (6280, 39408), (6568, 37680), (7536, 32840), (8210, 30144), (9420, 26272), (9852, 25120), (10048, 24630), (12315, 20096), (12560, 19704), (13136, 18840), (15072, 16420)]