90381676

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 209720784

約数和(自身を除く): 119339108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 103, 121, 148, 154, 196, 206, 242, 259, 308, 407, 412, 484, 518, 539, 721, 814, 847, 1036, 1078, 1133, 1442, 1628, 1694, 1813, 2156, 2266, 2849, 2884, 3388, 3626, 3811, 4477, 4532, 5047, 5698, 5929, 7252, 7622, 7931, 8954, 10094, 11396, 11858, 12463, 15244, 15862, 17908, 19943, 20188, 23716, 24926, 26677, 31339, 31724, 39886, 41921, 49852, 53354, 55517, 62678, 79772, 83842, 87241, 106708, 111034, 125356, 167684, 174482, 186739, 219373, 222068, 293447, 348964, 373478, 438746, 461131, 586894, 610687, 746956, 877492, 922262, 1173788, 1221374, 1844524, 2054129, 2442748, 3227917, 4108258, 6455834, 8216516, 12911668, 22595419, 45190838, 90381676]

約数ペア:

[(1, 90381676), (2, 45190838), (4, 22595419), (7, 12911668), (11, 8216516), (14, 6455834), (22, 4108258), (28, 3227917), (37, 2442748), (44, 2054129), (49, 1844524), (74, 1221374), (77, 1173788), (98, 922262), (103, 877492), (121, 746956), (148, 610687), (154, 586894), (196, 461131), (206, 438746), (242, 373478), (259, 348964), (308, 293447), (407, 222068), (412, 219373), (484, 186739), (518, 174482), (539, 167684), (721, 125356), (814, 111034), (847, 106708), (1036, 87241), (1078, 83842), (1133, 79772), (1442, 62678), (1628, 55517), (1694, 53354), (1813, 49852), (2156, 41921), (2266, 39886), (2849, 31724), (2884, 31339), (3388, 26677), (3626, 24926), (3811, 23716), (4477, 20188), (4532, 19943), (5047, 17908), (5698, 15862), (5929, 15244), (7252, 12463), (7622, 11858), (7931, 11396), (8954, 10094)]