128694012

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:947

約数の個数: 72

約数和(自身を含む): 326785536

約数和(自身を除く): 198091524

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 289, 516, 578, 731, 863, 867, 1156, 1462, 1726, 1734, 2193, 2589, 2924, 3452, 3468, 4386, 5178, 8772, 10356, 12427, 14671, 24854, 29342, 37109, 37281, 44013, 49708, 58684, 74218, 74562, 88026, 111327, 148436, 149124, 176052, 222654, 249407, 445308, 498814, 630853, 748221, 997628, 1261706, 1496442, 1892559, 2523412, 2992884, 3785118, 7570236, 10724501, 21449002, 32173503, 42898004, 64347006, 128694012]

約数ペア:

[(1, 128694012), (2, 64347006), (3, 42898004), (4, 32173503), (6, 21449002), (12, 10724501), (17, 7570236), (34, 3785118), (43, 2992884), (51, 2523412), (68, 1892559), (86, 1496442), (102, 1261706), (129, 997628), (172, 748221), (204, 630853), (258, 498814), (289, 445308), (516, 249407), (578, 222654), (731, 176052), (863, 149124), (867, 148436), (1156, 111327), (1462, 88026), (1726, 74562), (1734, 74218), (2193, 58684), (2589, 49708), (2924, 44013), (3452, 37281), (3468, 37109), (4386, 29342), (5178, 24854), (8772, 14671), (10356, 12427)]