161862008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2069}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 381542400

約数和(自身を除く): 219680392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 127, 154, 254, 308, 508, 616, 889, 1016, 1397, 1778, 2069, 2794, 3556, 4138, 5588, 7112, 8276, 9779, 11176, 14483, 16552, 19558, 22759, 28966, 39116, 45518, 57932, 78232, 91036, 115864, 159313, 182072, 262763, 318626, 525526, 637252, 1051052, 1274504, 1839341, 2102104, 2890393, 3678682, 5780786, 7357364, 11561572, 14714728, 20232751, 23123144, 40465502, 80931004, 161862008]

約数ペア:

[(1, 161862008), (2, 80931004), (4, 40465502), (7, 23123144), (8, 20232751), (11, 14714728), (14, 11561572), (22, 7357364), (28, 5780786), (44, 3678682), (56, 2890393), (77, 2102104), (88, 1839341), (127, 1274504), (154, 1051052), (254, 637252), (308, 525526), (508, 318626), (616, 262763), (889, 182072), (1016, 159313), (1397, 115864), (1778, 91036), (2069, 78232), (2794, 57932), (3556, 45518), (4138, 39116), (5588, 28966), (7112, 22759), (8276, 19558), (9779, 16552), (11176, 14483)]