128693916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 378836640

約数和(自身を除く): 250142724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 41, 52, 57, 76, 78, 82, 114, 117, 123, 156, 164, 171, 228, 234, 246, 247, 342, 353, 369, 468, 492, 494, 533, 684, 706, 738, 741, 779, 988, 1059, 1066, 1412, 1476, 1482, 1558, 1599, 2118, 2132, 2223, 2337, 2964, 3116, 3177, 3198, 4236, 4446, 4589, 4674, 4797, 6354, 6396, 6707, 7011, 8892, 9178, 9348, 9594, 10127, 12708, 13414, 13767, 14022, 14473, 18356, 19188, 20121, 20254, 26828, 27534, 28044, 28946, 30381, 40242, 40508, 41301, 43419, 55068, 57892, 60363, 60762, 80484, 82602, 86838, 87191, 91143, 120726, 121524, 130257, 165204, 173676, 174382, 182286, 188149, 241452, 260514, 261573, 274987, 348764, 364572, 376298, 521028, 523146, 549974, 564447, 752596, 784719, 824961, 1046292, 1099948, 1128894, 1569438, 1649922, 1693341, 2257788, 2474883, 3138876, 3299844, 3386682, 3574831, 4949766, 6773364, 7149662, 9899532, 10724493, 14299324, 21448986, 32173479, 42897972, 64346958, 128693916]

約数ペア:

[(1, 128693916), (2, 64346958), (3, 42897972), (4, 32173479), (6, 21448986), (9, 14299324), (12, 10724493), (13, 9899532), (18, 7149662), (19, 6773364), (26, 4949766), (36, 3574831), (38, 3386682), (39, 3299844), (41, 3138876), (52, 2474883), (57, 2257788), (76, 1693341), (78, 1649922), (82, 1569438), (114, 1128894), (117, 1099948), (123, 1046292), (156, 824961), (164, 784719), (171, 752596), (228, 564447), (234, 549974), (246, 523146), (247, 521028), (342, 376298), (353, 364572), (369, 348764), (468, 274987), (492, 261573), (494, 260514), (533, 241452), (684, 188149), (706, 182286), (738, 174382), (741, 173676), (779, 165204), (988, 130257), (1059, 121524), (1066, 120726), (1412, 91143), (1476, 87191), (1482, 86838), (1558, 82602), (1599, 80484), (2118, 60762), (2132, 60363), (2223, 57892), (2337, 55068), (2964, 43419), (3116, 41301), (3177, 40508), (3198, 40242), (4236, 30381), (4446, 28946), (4589, 28044), (4674, 27534), (4797, 26828), (6354, 20254), (6396, 20121), (6707, 19188), (7011, 18356), (8892, 14473), (9178, 14022), (9348, 13767), (9594, 13414), (10127, 12708)]