201620408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{439}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 439084800

約数和(自身を除く): 237464392

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 307, 374, 439, 614, 748, 878, 1228, 1496, 1756, 2456, 3377, 3512, 4829, 5219, 6754, 7463, 9658, 10438, 13508, 14926, 19316, 20876, 27016, 29852, 38632, 41752, 57409, 59704, 82093, 114818, 134773, 164186, 229636, 269546, 328372, 459272, 539092, 656744, 1078184, 1482503, 2291141, 2965006, 4582282, 5930012, 9164564, 11860024, 18329128, 25202551, 50405102, 100810204, 201620408]

約数ペア:

[(1, 201620408), (2, 100810204), (4, 50405102), (8, 25202551), (11, 18329128), (17, 11860024), (22, 9164564), (34, 5930012), (44, 4582282), (68, 2965006), (88, 2291141), (136, 1482503), (187, 1078184), (307, 656744), (374, 539092), (439, 459272), (614, 328372), (748, 269546), (878, 229636), (1228, 164186), (1496, 134773), (1756, 114818), (2456, 82093), (3377, 59704), (3512, 57409), (4829, 41752), (5219, 38632), (6754, 29852), (7463, 27016), (9658, 20876), (10438, 19316), (13508, 14926)]