128705364

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 357477120

約数和(自身を除く): 228771756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 47, 58, 61, 86, 87, 94, 116, 122, 129, 141, 172, 174, 183, 188, 244, 258, 261, 282, 348, 366, 387, 423, 516, 522, 549, 564, 732, 774, 846, 1044, 1098, 1247, 1363, 1548, 1692, 1769, 2021, 2196, 2494, 2623, 2726, 2867, 3538, 3741, 4042, 4089, 4988, 5246, 5307, 5452, 5734, 6063, 7076, 7482, 7869, 8084, 8178, 8601, 10492, 10614, 11223, 11468, 12126, 12267, 14964, 15738, 15921, 16356, 17202, 18189, 21228, 22446, 23607, 24252, 24534, 25803, 31476, 31842, 34404, 36378, 44892, 47214, 49068, 51606, 58609, 63684, 72756, 76067, 83143, 94428, 103212, 117218, 123281, 152134, 166286, 175827, 228201, 234436, 246562, 249429, 304268, 332572, 351654, 369843, 456402, 493124, 498858, 527481, 684603, 703308, 739686, 748287, 912804, 997716, 1054962, 1109529, 1369206, 1479372, 1496574, 2109924, 2219058, 2738412, 2993148, 3575149, 4438116, 7150298, 10725447, 14300596, 21450894, 32176341, 42901788, 64352682, 128705364]

約数ペア:

[(1, 128705364), (2, 64352682), (3, 42901788), (4, 32176341), (6, 21450894), (9, 14300596), (12, 10725447), (18, 7150298), (29, 4438116), (36, 3575149), (43, 2993148), (47, 2738412), (58, 2219058), (61, 2109924), (86, 1496574), (87, 1479372), (94, 1369206), (116, 1109529), (122, 1054962), (129, 997716), (141, 912804), (172, 748287), (174, 739686), (183, 703308), (188, 684603), (244, 527481), (258, 498858), (261, 493124), (282, 456402), (348, 369843), (366, 351654), (387, 332572), (423, 304268), (516, 249429), (522, 246562), (549, 234436), (564, 228201), (732, 175827), (774, 166286), (846, 152134), (1044, 123281), (1098, 117218), (1247, 103212), (1363, 94428), (1548, 83143), (1692, 76067), (1769, 72756), (2021, 63684), (2196, 58609), (2494, 51606), (2623, 49068), (2726, 47214), (2867, 44892), (3538, 36378), (3741, 34404), (4042, 31842), (4089, 31476), (4988, 25803), (5246, 24534), (5307, 24252), (5452, 23607), (5734, 22446), (6063, 21228), (7076, 18189), (7482, 17202), (7869, 16356), (8084, 15921), (8178, 15738), (8601, 14964), (10492, 12267), (10614, 12126), (11223, 11468)]