42807120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1031}}^1$

素因数の和:1220

約数の個数: 80

約数和(自身を含む): 133598592

約数和(自身を除く): 90791472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 519, 692, 865, 1031, 1038, 1384, 1730, 2062, 2076, 2595, 2768, 3093, 3460, 4124, 4152, 5155, 5190, 6186, 6920, 8248, 8304, 10310, 10380, 12372, 13840, 15465, 16496, 20620, 20760, 24744, 30930, 41240, 41520, 49488, 61860, 82480, 123720, 178363, 247440, 356726, 535089, 713452, 891815, 1070178, 1426904, 1783630, 2140356, 2675445, 2853808, 3567260, 4280712, 5350890, 7134520, 8561424, 10701780, 14269040, 21403560, 42807120]

約数ペア:

[(1, 42807120), (2, 21403560), (3, 14269040), (4, 10701780), (5, 8561424), (6, 7134520), (8, 5350890), (10, 4280712), (12, 3567260), (15, 2853808), (16, 2675445), (20, 2140356), (24, 1783630), (30, 1426904), (40, 1070178), (48, 891815), (60, 713452), (80, 535089), (120, 356726), (173, 247440), (240, 178363), (346, 123720), (519, 82480), (692, 61860), (865, 49488), (1031, 41520), (1038, 41240), (1384, 30930), (1730, 24744), (2062, 20760), (2076, 20620), (2595, 16496), (2768, 15465), (3093, 13840), (3460, 12372), (4124, 10380), (4152, 10310), (5155, 8304), (5190, 8248), (6186, 6920)]