234702440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 641606400

約数和(自身を除く): 406903960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 157, 190, 266, 280, 281, 314, 380, 532, 562, 628, 665, 760, 785, 1064, 1099, 1124, 1256, 1330, 1405, 1570, 1967, 2198, 2248, 2660, 2810, 2983, 3140, 3934, 4396, 5320, 5339, 5495, 5620, 5966, 6280, 7868, 8792, 9835, 10678, 10990, 11240, 11932, 14915, 15736, 19670, 20881, 21356, 21980, 23864, 26695, 29830, 37373, 39340, 41762, 42712, 43960, 44117, 53390, 59660, 74746, 78680, 83524, 88234, 104405, 106780, 119320, 149492, 167048, 176468, 186865, 208810, 213560, 220585, 298984, 308819, 352936, 373730, 417620, 441170, 617638, 747460, 835240, 838223, 882340, 1235276, 1494920, 1544095, 1676446, 1764680, 2470552, 3088190, 3352892, 4191115, 5867561, 6176380, 6705784, 8382230, 11735122, 12352760, 16764460, 23470244, 29337805, 33528920, 46940488, 58675610, 117351220, 234702440]

約数ペア:

[(1, 234702440), (2, 117351220), (4, 58675610), (5, 46940488), (7, 33528920), (8, 29337805), (10, 23470244), (14, 16764460), (19, 12352760), (20, 11735122), (28, 8382230), (35, 6705784), (38, 6176380), (40, 5867561), (56, 4191115), (70, 3352892), (76, 3088190), (95, 2470552), (133, 1764680), (140, 1676446), (152, 1544095), (157, 1494920), (190, 1235276), (266, 882340), (280, 838223), (281, 835240), (314, 747460), (380, 617638), (532, 441170), (562, 417620), (628, 373730), (665, 352936), (760, 308819), (785, 298984), (1064, 220585), (1099, 213560), (1124, 208810), (1256, 186865), (1330, 176468), (1405, 167048), (1570, 149492), (1967, 119320), (2198, 106780), (2248, 104405), (2660, 88234), (2810, 83524), (2983, 78680), (3140, 74746), (3934, 59660), (4396, 53390), (5320, 44117), (5339, 43960), (5495, 42712), (5620, 41762), (5966, 39340), (6280, 37373), (7868, 29830), (8792, 26695), (9835, 23864), (10678, 21980), (10990, 21356), (11240, 20881), (11932, 19670), (14915, 15736)]