128533920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{809}}^1$

素因数の和:1158

約数の個数: 96

約数和(自身を含む): 406607040

約数和(自身を除く): 278073120

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, 240, 331, 480, 662, 809, 993, 1324, 1618, 1655, 1986, 2427, 2648, 3236, 3310, 3972, 4045, 4854, 4965, 5296, 6472, 6620, 7944, 8090, 9708, 9930, 10592, 12135, 12944, 13240, 15888, 16180, 19416, 19860, 24270, 25888, 26480, 31776, 32360, 38832, 39720, 48540, 52960, 64720, 77664, 79440, 97080, 129440, 158880, 194160, 267779, 388320, 535558, 803337, 1071116, 1338895, 1606674, 2142232, 2677790, 3213348, 4016685, 4284464, 5355580, 6426696, 8033370, 8568928, 10711160, 12853392, 16066740, 21422320, 25706784, 32133480, 42844640, 64266960, 128533920]

約数ペア:

[(1, 128533920), (2, 64266960), (3, 42844640), (4, 32133480), (5, 25706784), (6, 21422320), (8, 16066740), (10, 12853392), (12, 10711160), (15, 8568928), (16, 8033370), (20, 6426696), (24, 5355580), (30, 4284464), (32, 4016685), (40, 3213348), (48, 2677790), (60, 2142232), (80, 1606674), (96, 1338895), (120, 1071116), (160, 803337), (240, 535558), (331, 388320), (480, 267779), (662, 194160), (809, 158880), (993, 129440), (1324, 97080), (1618, 79440), (1655, 77664), (1986, 64720), (2427, 52960), (2648, 48540), (3236, 39720), (3310, 38832), (3972, 32360), (4045, 31776), (4854, 26480), (4965, 25888), (5296, 24270), (6472, 19860), (6620, 19416), (7944, 16180), (8090, 15888), (9708, 13240), (9930, 12944), (10592, 12135)]