840072

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 2332800

約数和(自身を除く): 1492728

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 71, 87, 102, 116, 136, 142, 174, 204, 213, 232, 284, 348, 408, 426, 493, 568, 696, 852, 986, 1207, 1479, 1704, 1972, 2059, 2414, 2958, 3621, 3944, 4118, 4828, 5916, 6177, 7242, 8236, 9656, 11832, 12354, 14484, 16472, 24708, 28968, 35003, 49416, 70006, 105009, 140012, 210018, 280024, 420036, 840072]

約数ペア:

[(1, 840072), (2, 420036), (3, 280024), (4, 210018), (6, 140012), (8, 105009), (12, 70006), (17, 49416), (24, 35003), (29, 28968), (34, 24708), (51, 16472), (58, 14484), (68, 12354), (71, 11832), (87, 9656), (102, 8236), (116, 7242), (136, 6177), (142, 5916), (174, 4828), (204, 4118), (213, 3944), (232, 3621), (284, 2958), (348, 2414), (408, 2059), (426, 1972), (493, 1704), (568, 1479), (696, 1207), (852, 986)]