68028240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40493}}^1$

素因数の和:40516

約数の個数: 80

約数和(自身を含む): 241020288

約数和(自身を除く): 172992048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40493, 80986, 121479, 161972, 202465, 242958, 283451, 323944, 404930, 485916, 566902, 607395, 647888, 809860, 850353, 971832, 1133804, 1214790, 1417255, 1619720, 1700706, 1943664, 2267608, 2429580, 2834510, 3239440, 3401412, 4251765, 4535216, 4859160, 5669020, 6802824, 8503530, 9718320, 11338040, 13605648, 17007060, 22676080, 34014120, 68028240]

約数ペア:

[(1, 68028240), (2, 34014120), (3, 22676080), (4, 17007060), (5, 13605648), (6, 11338040), (7, 9718320), (8, 8503530), (10, 6802824), (12, 5669020), (14, 4859160), (15, 4535216), (16, 4251765), (20, 3401412), (21, 3239440), (24, 2834510), (28, 2429580), (30, 2267608), (35, 1943664), (40, 1700706), (42, 1619720), (48, 1417255), (56, 1214790), (60, 1133804), (70, 971832), (80, 850353), (84, 809860), (105, 647888), (112, 607395), (120, 566902), (140, 485916), (168, 404930), (210, 323944), (240, 283451), (280, 242958), (336, 202465), (420, 161972), (560, 121479), (840, 80986), (1680, 40493)]