208021890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2927}}^1$

素因数の和:3063

約数の個数: 64

約数和(自身を含む): 526196736

約数和(自身を除く): 318174846

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 103, 115, 138, 206, 230, 309, 345, 515, 618, 690, 1030, 1545, 2369, 2927, 3090, 4738, 5854, 7107, 8781, 11845, 14214, 14635, 17562, 23690, 29270, 35535, 43905, 67321, 71070, 87810, 134642, 201963, 301481, 336605, 403926, 602962, 673210, 904443, 1009815, 1507405, 1808886, 2019630, 3014810, 4522215, 6934063, 9044430, 13868126, 20802189, 34670315, 41604378, 69340630, 104010945, 208021890]

約数ペア:

[(1, 208021890), (2, 104010945), (3, 69340630), (5, 41604378), (6, 34670315), (10, 20802189), (15, 13868126), (23, 9044430), (30, 6934063), (46, 4522215), (69, 3014810), (103, 2019630), (115, 1808886), (138, 1507405), (206, 1009815), (230, 904443), (309, 673210), (345, 602962), (515, 403926), (618, 336605), (690, 301481), (1030, 201963), (1545, 134642), (2369, 87810), (2927, 71070), (3090, 67321), (4738, 43905), (5854, 35535), (7107, 29270), (8781, 23690), (11845, 17562), (14214, 14635)]