28912080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{673}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 90262080

約数和(自身を除く): 61350000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 179, 240, 358, 537, 673, 716, 895, 1074, 1346, 1432, 1790, 2019, 2148, 2685, 2692, 2864, 3365, 3580, 4038, 4296, 5370, 5384, 6730, 7160, 8076, 8592, 10095, 10740, 10768, 13460, 14320, 16152, 20190, 21480, 26920, 32304, 40380, 42960, 53840, 80760, 120467, 161520, 240934, 361401, 481868, 602335, 722802, 963736, 1204670, 1445604, 1807005, 1927472, 2409340, 2891208, 3614010, 4818680, 5782416, 7228020, 9637360, 14456040, 28912080]

約数ペア:

[(1, 28912080), (2, 14456040), (3, 9637360), (4, 7228020), (5, 5782416), (6, 4818680), (8, 3614010), (10, 2891208), (12, 2409340), (15, 1927472), (16, 1807005), (20, 1445604), (24, 1204670), (30, 963736), (40, 722802), (48, 602335), (60, 481868), (80, 361401), (120, 240934), (179, 161520), (240, 120467), (358, 80760), (537, 53840), (673, 42960), (716, 40380), (895, 32304), (1074, 26920), (1346, 21480), (1432, 20190), (1790, 16152), (2019, 14320), (2148, 13460), (2685, 10768), (2692, 10740), (2864, 10095), (3365, 8592), (3580, 8076), (4038, 7160), (4296, 6730), (5370, 5384)]