21405664320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{59779}}^1$

素因数の和:60172

約数の個数: 112

約数和(自身を含む): 68146330560

約数和(自身を除く): 46740666240

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, 160, 192, 240, 320, 373, 480, 746, 960, 1119, 1492, 1865, 2238, 2984, 3730, 4476, 5595, 5968, 7460, 8952, 11190, 11936, 14920, 17904, 22380, 23872, 29840, 35808, 44760, 59680, 59779, 71616, 89520, 119360, 119558, 179040, 179337, 239116, 298895, 358080, 358674, 478232, 597790, 717348, 896685, 956464, 1195580, 1434696, 1793370, 1912928, 2391160, 2869392, 3586740, 3825856, 4782320, 5738784, 7173480, 9564640, 11477568, 14346960, 19129280, 22297567, 28693920, 44595134, 57387840, 66892701, 89190268, 111487835, 133785402, 178380536, 222975670, 267570804, 334463505, 356761072, 445951340, 535141608, 668927010, 713522144, 891902680, 1070283216, 1337854020, 1427044288, 1783805360, 2140566432, 2675708040, 3567610720, 4281132864, 5351416080, 7135221440, 10702832160, 21405664320]

約数ペア:

[(1, 21405664320), (2, 10702832160), (3, 7135221440), (4, 5351416080), (5, 4281132864), (6, 3567610720), (8, 2675708040), (10, 2140566432), (12, 1783805360), (15, 1427044288), (16, 1337854020), (20, 1070283216), (24, 891902680), (30, 713522144), (32, 668927010), (40, 535141608), (48, 445951340), (60, 356761072), (64, 334463505), (80, 267570804), (96, 222975670), (120, 178380536), (160, 133785402), (192, 111487835), (240, 89190268), (320, 66892701), (373, 57387840), (480, 44595134), (746, 28693920), (960, 22297567), (1119, 19129280), (1492, 14346960), (1865, 11477568), (2238, 9564640), (2984, 7173480), (3730, 5738784), (4476, 4782320), (5595, 3825856), (5968, 3586740), (7460, 2869392), (8952, 2391160), (11190, 1912928), (11936, 1793370), (14920, 1434696), (17904, 1195580), (22380, 956464), (23872, 896685), (29840, 717348), (35808, 597790), (44760, 478232), (59680, 358674), (59779, 358080), (71616, 298895), (89520, 239116), (119360, 179337), (119558, 179040)]