201311620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1201}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 464957640

約数和(自身を除く): 263646020

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 289, 290, 340, 493, 578, 580, 986, 1156, 1201, 1445, 1972, 2402, 2465, 2890, 4804, 4930, 5780, 6005, 8381, 9860, 12010, 16762, 20417, 24020, 33524, 34829, 40834, 41905, 69658, 81668, 83810, 102085, 139316, 167620, 174145, 204170, 347089, 348290, 408340, 592093, 694178, 696580, 1184186, 1388356, 1735445, 2368372, 2960465, 3470890, 5920930, 6941780, 10065581, 11841860, 20131162, 40262324, 50327905, 100655810, 201311620]

約数ペア:

[(1, 201311620), (2, 100655810), (4, 50327905), (5, 40262324), (10, 20131162), (17, 11841860), (20, 10065581), (29, 6941780), (34, 5920930), (58, 3470890), (68, 2960465), (85, 2368372), (116, 1735445), (145, 1388356), (170, 1184186), (289, 696580), (290, 694178), (340, 592093), (493, 408340), (578, 348290), (580, 347089), (986, 204170), (1156, 174145), (1201, 167620), (1445, 139316), (1972, 102085), (2402, 83810), (2465, 81668), (2890, 69658), (4804, 41905), (4930, 40834), (5780, 34829), (6005, 33524), (8381, 24020), (9860, 20417), (12010, 16762)]