161787164

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^2$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 383825232

約数和(自身を除く): 222038068

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 53, 68, 77, 106, 119, 121, 154, 187, 212, 238, 242, 308, 371, 374, 476, 484, 583, 742, 748, 847, 901, 1166, 1309, 1484, 1694, 1802, 2057, 2332, 2618, 2809, 3388, 3604, 4081, 4114, 5236, 5618, 6307, 6413, 8162, 8228, 9911, 11236, 12614, 12826, 14399, 16324, 19663, 19822, 25228, 25652, 28798, 30899, 39326, 39644, 44891, 47753, 57596, 61798, 69377, 78652, 89782, 95506, 109021, 123596, 138754, 179564, 191012, 216293, 218042, 277508, 334271, 339889, 432586, 436084, 525283, 668542, 679778, 763147, 865172, 1050566, 1337084, 1359556, 1526294, 2101132, 2379223, 3052588, 3676981, 4758446, 5778113, 7353962, 9516892, 11556226, 14707924, 23112452, 40446791, 80893582, 161787164]

約数ペア:

[(1, 161787164), (2, 80893582), (4, 40446791), (7, 23112452), (11, 14707924), (14, 11556226), (17, 9516892), (22, 7353962), (28, 5778113), (34, 4758446), (44, 3676981), (53, 3052588), (68, 2379223), (77, 2101132), (106, 1526294), (119, 1359556), (121, 1337084), (154, 1050566), (187, 865172), (212, 763147), (238, 679778), (242, 668542), (308, 525283), (371, 436084), (374, 432586), (476, 339889), (484, 334271), (583, 277508), (742, 218042), (748, 216293), (847, 191012), (901, 179564), (1166, 138754), (1309, 123596), (1484, 109021), (1694, 95506), (1802, 89782), (2057, 78652), (2332, 69377), (2618, 61798), (2809, 57596), (3388, 47753), (3604, 44891), (4081, 39644), (4114, 39326), (5236, 30899), (5618, 28798), (6307, 25652), (6413, 25228), (8162, 19822), (8228, 19663), (9911, 16324), (11236, 14399), (12614, 12826)]