207900888

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1$

素因数の和:2121

約数の個数: 128

約数和(自身を含む): 624153600

約数和(自身を除く): 416252712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 221, 228, 247, 312, 323, 408, 442, 456, 494, 646, 663, 741, 884, 969, 988, 1292, 1326, 1482, 1768, 1938, 1976, 2063, 2584, 2652, 2964, 3876, 4126, 4199, 5304, 5928, 6189, 7752, 8252, 8398, 12378, 12597, 16504, 16796, 24756, 25194, 26819, 33592, 35071, 39197, 49512, 50388, 53638, 70142, 78394, 80457, 100776, 105213, 107276, 117591, 140284, 156788, 160914, 210426, 214552, 235182, 280568, 313576, 321828, 420852, 455923, 470364, 509561, 643656, 666349, 841704, 911846, 940728, 1019122, 1332698, 1367769, 1528683, 1823692, 1999047, 2038244, 2665396, 2735538, 3057366, 3647384, 3998094, 4076488, 5330792, 5471076, 6114732, 7996188, 8662537, 10942152, 12229464, 15992376, 17325074, 25987611, 34650148, 51975222, 69300296, 103950444, 207900888]

約数ペア:

[(1, 207900888), (2, 103950444), (3, 69300296), (4, 51975222), (6, 34650148), (8, 25987611), (12, 17325074), (13, 15992376), (17, 12229464), (19, 10942152), (24, 8662537), (26, 7996188), (34, 6114732), (38, 5471076), (39, 5330792), (51, 4076488), (52, 3998094), (57, 3647384), (68, 3057366), (76, 2735538), (78, 2665396), (102, 2038244), (104, 1999047), (114, 1823692), (136, 1528683), (152, 1367769), (156, 1332698), (204, 1019122), (221, 940728), (228, 911846), (247, 841704), (312, 666349), (323, 643656), (408, 509561), (442, 470364), (456, 455923), (494, 420852), (646, 321828), (663, 313576), (741, 280568), (884, 235182), (969, 214552), (988, 210426), (1292, 160914), (1326, 156788), (1482, 140284), (1768, 117591), (1938, 107276), (1976, 105213), (2063, 100776), (2584, 80457), (2652, 78394), (2964, 70142), (3876, 53638), (4126, 50388), (4199, 49512), (5304, 39197), (5928, 35071), (6189, 33592), (7752, 26819), (8252, 25194), (8398, 24756), (12378, 16796), (12597, 16504)]