391590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 1076400

約数和(自身を除く): 684810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 229, 285, 342, 458, 570, 687, 855, 1145, 1374, 1710, 2061, 2290, 3435, 4122, 4351, 6870, 8702, 10305, 13053, 20610, 21755, 26106, 39159, 43510, 65265, 78318, 130530, 195795, 391590]

約数ペア:

[(1, 391590), (2, 195795), (3, 130530), (5, 78318), (6, 65265), (9, 43510), (10, 39159), (15, 26106), (18, 21755), (19, 20610), (30, 13053), (38, 10305), (45, 8702), (57, 6870), (90, 4351), (95, 4122), (114, 3435), (171, 2290), (190, 2061), (229, 1710), (285, 1374), (342, 1145), (458, 855), (570, 687)]