261636012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{599}}^1\times {\mathrm{1103}}^1$

素因数の和:1723

約数の個数: 72

約数和(自身を含む): 723340800

約数和(自身を除く): 461704788

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 599, 1103, 1198, 1797, 2206, 2396, 3309, 3594, 4412, 5391, 6589, 6618, 7188, 9927, 10782, 12133, 13178, 13236, 19767, 19854, 21564, 24266, 26356, 36399, 39534, 39708, 48532, 59301, 72798, 79068, 109197, 118602, 145596, 218394, 237204, 436788, 660697, 1321394, 1982091, 2642788, 3964182, 5946273, 7267667, 7928364, 11892546, 14535334, 21803001, 23785092, 29070668, 43606002, 65409003, 87212004, 130818006, 261636012]

約数ペア:

[(1, 261636012), (2, 130818006), (3, 87212004), (4, 65409003), (6, 43606002), (9, 29070668), (11, 23785092), (12, 21803001), (18, 14535334), (22, 11892546), (33, 7928364), (36, 7267667), (44, 5946273), (66, 3964182), (99, 2642788), (132, 1982091), (198, 1321394), (396, 660697), (599, 436788), (1103, 237204), (1198, 218394), (1797, 145596), (2206, 118602), (2396, 109197), (3309, 79068), (3594, 72798), (4412, 59301), (5391, 48532), (6589, 39708), (6618, 39534), (7188, 36399), (9927, 26356), (10782, 24266), (12133, 21564), (13178, 19854), (13236, 19767)]