123489120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 413005824

約数和(自身を除く): 289516704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 43, 48, 60, 62, 80, 86, 93, 96, 120, 124, 129, 155, 160, 172, 186, 193, 215, 240, 248, 258, 310, 344, 372, 386, 430, 465, 480, 496, 516, 579, 620, 645, 688, 744, 772, 860, 930, 965, 992, 1032, 1158, 1240, 1290, 1333, 1376, 1488, 1544, 1720, 1860, 1930, 2064, 2316, 2480, 2580, 2666, 2895, 2976, 3088, 3440, 3720, 3860, 3999, 4128, 4632, 4960, 5160, 5332, 5790, 5983, 6176, 6665, 6880, 7440, 7720, 7998, 8299, 9264, 10320, 10664, 11580, 11966, 13330, 14880, 15440, 15996, 16598, 17949, 18528, 19995, 20640, 21328, 23160, 23932, 24897, 26660, 29915, 30880, 31992, 33196, 35898, 39990, 41495, 42656, 46320, 47864, 49794, 53320, 59830, 63984, 66392, 71796, 79980, 82990, 89745, 92640, 95728, 99588, 106640, 119660, 124485, 127968, 132784, 143592, 159960, 165980, 179490, 191456, 199176, 213280, 239320, 248970, 257269, 265568, 287184, 319920, 331960, 358980, 398352, 478640, 497940, 514538, 574368, 639840, 663920, 717960, 771807, 796704, 957280, 995880, 1029076, 1286345, 1327840, 1435920, 1543614, 1991760, 2058152, 2572690, 2871840, 3087228, 3859035, 3983520, 4116304, 5145380, 6174456, 7718070, 8232608, 10290760, 12348912, 15436140, 20581520, 24697824, 30872280, 41163040, 61744560, 123489120]

約数ペア:

[(1, 123489120), (2, 61744560), (3, 41163040), (4, 30872280), (5, 24697824), (6, 20581520), (8, 15436140), (10, 12348912), (12, 10290760), (15, 8232608), (16, 7718070), (20, 6174456), (24, 5145380), (30, 4116304), (31, 3983520), (32, 3859035), (40, 3087228), (43, 2871840), (48, 2572690), (60, 2058152), (62, 1991760), (80, 1543614), (86, 1435920), (93, 1327840), (96, 1286345), (120, 1029076), (124, 995880), (129, 957280), (155, 796704), (160, 771807), (172, 717960), (186, 663920), (193, 639840), (215, 574368), (240, 514538), (248, 497940), (258, 478640), (310, 398352), (344, 358980), (372, 331960), (386, 319920), (430, 287184), (465, 265568), (480, 257269), (496, 248970), (516, 239320), (579, 213280), (620, 199176), (645, 191456), (688, 179490), (744, 165980), (772, 159960), (860, 143592), (930, 132784), (965, 127968), (992, 124485), (1032, 119660), (1158, 106640), (1240, 99588), (1290, 95728), (1333, 92640), (1376, 89745), (1488, 82990), (1544, 79980), (1720, 71796), (1860, 66392), (1930, 63984), (2064, 59830), (2316, 53320), (2480, 49794), (2580, 47864), (2666, 46320), (2895, 42656), (2976, 41495), (3088, 39990), (3440, 35898), (3720, 33196), (3860, 31992), (3999, 30880), (4128, 29915), (4632, 26660), (4960, 24897), (5160, 23932), (5332, 23160), (5790, 21328), (5983, 20640), (6176, 19995), (6665, 18528), (6880, 17949), (7440, 16598), (7720, 15996), (7998, 15440), (8299, 14880), (9264, 13330), (10320, 11966), (10664, 11580)]