81227040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{859}}^1$

素因数の和:1074

約数の個数: 96

約数和(自身を含む): 257463360

約数和(自身を除く): 176236320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 197, 240, 394, 480, 591, 788, 859, 985, 1182, 1576, 1718, 1970, 2364, 2577, 2955, 3152, 3436, 3940, 4295, 4728, 5154, 5910, 6304, 6872, 7880, 8590, 9456, 10308, 11820, 12885, 13744, 15760, 17180, 18912, 20616, 23640, 25770, 27488, 31520, 34360, 41232, 47280, 51540, 68720, 82464, 94560, 103080, 137440, 169223, 206160, 338446, 412320, 507669, 676892, 846115, 1015338, 1353784, 1692230, 2030676, 2538345, 2707568, 3384460, 4061352, 5076690, 5415136, 6768920, 8122704, 10153380, 13537840, 16245408, 20306760, 27075680, 40613520, 81227040]

約数ペア:

[(1, 81227040), (2, 40613520), (3, 27075680), (4, 20306760), (5, 16245408), (6, 13537840), (8, 10153380), (10, 8122704), (12, 6768920), (15, 5415136), (16, 5076690), (20, 4061352), (24, 3384460), (30, 2707568), (32, 2538345), (40, 2030676), (48, 1692230), (60, 1353784), (80, 1015338), (96, 846115), (120, 676892), (160, 507669), (197, 412320), (240, 338446), (394, 206160), (480, 169223), (591, 137440), (788, 103080), (859, 94560), (985, 82464), (1182, 68720), (1576, 51540), (1718, 47280), (1970, 41232), (2364, 34360), (2577, 31520), (2955, 27488), (3152, 25770), (3436, 23640), (3940, 20616), (4295, 18912), (4728, 17180), (5154, 15760), (5910, 13744), (6304, 12885), (6872, 11820), (7880, 10308), (8590, 9456)]