140420476

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 316521912

約数和(自身を除く): 176101436

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 49, 67, 68, 74, 98, 119, 134, 148, 196, 238, 259, 268, 289, 469, 476, 518, 578, 629, 833, 938, 1036, 1139, 1156, 1258, 1666, 1813, 1876, 2023, 2278, 2479, 2516, 3283, 3332, 3626, 4046, 4403, 4556, 4958, 6566, 7252, 7973, 8092, 8806, 9916, 10693, 13132, 14161, 15946, 17353, 17612, 19363, 21386, 28322, 30821, 31892, 34706, 38726, 42143, 42772, 55811, 56644, 61642, 69412, 74851, 77452, 84286, 111622, 121471, 123284, 135541, 149702, 168572, 223244, 242942, 271082, 295001, 299404, 485884, 523957, 542164, 590002, 716431, 948787, 1047914, 1180004, 1432862, 1897574, 2065007, 2095828, 2865724, 3795148, 4130014, 5015017, 8260028, 10030034, 20060068, 35105119, 70210238, 140420476]

約数ペア:

[(1, 140420476), (2, 70210238), (4, 35105119), (7, 20060068), (14, 10030034), (17, 8260028), (28, 5015017), (34, 4130014), (37, 3795148), (49, 2865724), (67, 2095828), (68, 2065007), (74, 1897574), (98, 1432862), (119, 1180004), (134, 1047914), (148, 948787), (196, 716431), (238, 590002), (259, 542164), (268, 523957), (289, 485884), (469, 299404), (476, 295001), (518, 271082), (578, 242942), (629, 223244), (833, 168572), (938, 149702), (1036, 135541), (1139, 123284), (1156, 121471), (1258, 111622), (1666, 84286), (1813, 77452), (1876, 74851), (2023, 69412), (2278, 61642), (2479, 56644), (2516, 55811), (3283, 42772), (3332, 42143), (3626, 38726), (4046, 34706), (4403, 31892), (4556, 30821), (4958, 28322), (6566, 21386), (7252, 19363), (7973, 17612), (8092, 17353), (8806, 15946), (9916, 14161), (10693, 13132)]