321295728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4999}}^1$

素因数の和:5126

約数の個数: 80

約数和(自身を含む): 902720000

約数和(自身を除く): 581424272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 103, 104, 156, 206, 208, 309, 312, 412, 618, 624, 824, 1236, 1339, 1648, 2472, 2678, 4017, 4944, 4999, 5356, 8034, 9998, 10712, 14997, 16068, 19996, 21424, 29994, 32136, 39992, 59988, 64272, 64987, 79984, 119976, 129974, 194961, 239952, 259948, 389922, 514897, 519896, 779844, 1029794, 1039792, 1544691, 1559688, 2059588, 3089382, 3119376, 4119176, 6178764, 6693661, 8238352, 12357528, 13387322, 20080983, 24715056, 26774644, 40161966, 53549288, 80323932, 107098576, 160647864, 321295728]

約数ペア:

[(1, 321295728), (2, 160647864), (3, 107098576), (4, 80323932), (6, 53549288), (8, 40161966), (12, 26774644), (13, 24715056), (16, 20080983), (24, 13387322), (26, 12357528), (39, 8238352), (48, 6693661), (52, 6178764), (78, 4119176), (103, 3119376), (104, 3089382), (156, 2059588), (206, 1559688), (208, 1544691), (309, 1039792), (312, 1029794), (412, 779844), (618, 519896), (624, 514897), (824, 389922), (1236, 259948), (1339, 239952), (1648, 194961), (2472, 129974), (2678, 119976), (4017, 79984), (4944, 64987), (4999, 64272), (5356, 59988), (8034, 39992), (9998, 32136), (10712, 29994), (14997, 21424), (16068, 19996)]