215623590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4206

約数の個数: 128

約数和(自身を含む): 670602240

約数和(自身を除く): 454978650

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 4157, 5187, 7410, 8314, 8645, 10374, 12471, 17290, 20785, 24942, 25935, 29099, 41570, 51870, 54041, 58198, 62355, 78983, 87297, 108082, 124710, 145495, 157966, 162123, 174594, 236949, 270205, 290990, 324246, 378287, 394915, 436485, 473898, 540410, 552881, 756574, 789830, 810615, 872970, 1026779, 1105762, 1134861, 1184745, 1621230, 1658643, 1891435, 2053558, 2269722, 2369490, 2764405, 3080337, 3317286, 3782870, 5133895, 5528810, 5674305, 6160674, 7187453, 8293215, 10267790, 11348610, 14374906, 15401685, 16586430, 21562359, 30803370, 35937265, 43124718, 71874530, 107811795, 215623590]

約数ペア:

[(1, 215623590), (2, 107811795), (3, 71874530), (5, 43124718), (6, 35937265), (7, 30803370), (10, 21562359), (13, 16586430), (14, 15401685), (15, 14374906), (19, 11348610), (21, 10267790), (26, 8293215), (30, 7187453), (35, 6160674), (38, 5674305), (39, 5528810), (42, 5133895), (57, 3782870), (65, 3317286), (70, 3080337), (78, 2764405), (91, 2369490), (95, 2269722), (105, 2053558), (114, 1891435), (130, 1658643), (133, 1621230), (182, 1184745), (190, 1134861), (195, 1105762), (210, 1026779), (247, 872970), (266, 810615), (273, 789830), (285, 756574), (390, 552881), (399, 540410), (455, 473898), (494, 436485), (546, 394915), (570, 378287), (665, 324246), (741, 290990), (798, 270205), (910, 236949), (1235, 174594), (1330, 162123), (1365, 157966), (1482, 145495), (1729, 124710), (1995, 108082), (2470, 87297), (2730, 78983), (3458, 62355), (3705, 58198), (3990, 54041), (4157, 51870), (5187, 41570), (7410, 29099), (8314, 25935), (8645, 24942), (10374, 20785), (12471, 17290)]