123812480

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 128

約数和(自身を含む): 331214400

約数和(自身を除く): 207401920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 160, 172, 176, 215, 220, 320, 344, 352, 409, 430, 440, 473, 640, 688, 704, 818, 860, 880, 946, 1376, 1408, 1636, 1720, 1760, 1892, 2045, 2365, 2752, 3272, 3440, 3520, 3784, 4090, 4499, 4730, 5504, 6544, 6880, 7040, 7568, 8180, 8998, 9460, 13088, 13760, 15136, 16360, 17587, 17996, 18920, 22495, 26176, 27520, 30272, 32720, 35174, 35992, 37840, 44990, 52352, 60544, 65440, 70348, 71984, 75680, 87935, 89980, 130880, 140696, 143968, 151360, 175870, 179960, 193457, 261760, 281392, 287936, 302720, 351740, 359920, 386914, 562784, 575872, 703480, 719840, 773828, 967285, 1125568, 1406960, 1439680, 1547656, 1934570, 2251136, 2813920, 2879360, 3095312, 3869140, 5627840, 6190624, 7738280, 11255680, 12381248, 15476560, 24762496, 30953120, 61906240, 123812480]

約数ペア:

[(1, 123812480), (2, 61906240), (4, 30953120), (5, 24762496), (8, 15476560), (10, 12381248), (11, 11255680), (16, 7738280), (20, 6190624), (22, 5627840), (32, 3869140), (40, 3095312), (43, 2879360), (44, 2813920), (55, 2251136), (64, 1934570), (80, 1547656), (86, 1439680), (88, 1406960), (110, 1125568), (128, 967285), (160, 773828), (172, 719840), (176, 703480), (215, 575872), (220, 562784), (320, 386914), (344, 359920), (352, 351740), (409, 302720), (430, 287936), (440, 281392), (473, 261760), (640, 193457), (688, 179960), (704, 175870), (818, 151360), (860, 143968), (880, 140696), (946, 130880), (1376, 89980), (1408, 87935), (1636, 75680), (1720, 71984), (1760, 70348), (1892, 65440), (2045, 60544), (2365, 52352), (2752, 44990), (3272, 37840), (3440, 35992), (3520, 35174), (3784, 32720), (4090, 30272), (4499, 27520), (4730, 26176), (5504, 22495), (6544, 18920), (6880, 17996), (7040, 17587), (7568, 16360), (8180, 15136), (8998, 13760), (9460, 13088)]