115666760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1542

約数の個数: 64

約数和(自身を含む): 285552000

約数和(自身を除く): 169885240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 995, 1321, 1592, 1990, 2189, 2642, 3980, 4378, 5284, 6605, 7960, 8756, 10568, 10945, 13210, 14531, 17512, 21890, 26420, 29062, 43780, 52840, 58124, 72655, 87560, 116248, 145310, 262879, 290620, 525758, 581240, 1051516, 1314395, 2103032, 2628790, 2891669, 5257580, 5783338, 10515160, 11566676, 14458345, 23133352, 28916690, 57833380, 115666760]

約数ペア:

[(1, 115666760), (2, 57833380), (4, 28916690), (5, 23133352), (8, 14458345), (10, 11566676), (11, 10515160), (20, 5783338), (22, 5257580), (40, 2891669), (44, 2628790), (55, 2103032), (88, 1314395), (110, 1051516), (199, 581240), (220, 525758), (398, 290620), (440, 262879), (796, 145310), (995, 116248), (1321, 87560), (1592, 72655), (1990, 58124), (2189, 52840), (2642, 43780), (3980, 29062), (4378, 26420), (5284, 21890), (6605, 17512), (7960, 14531), (8756, 13210), (10568, 10945)]