261696162

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 690949440

約数和(自身を除く): 429253278

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 49, 69, 78, 91, 98, 138, 147, 161, 169, 182, 229, 273, 294, 299, 322, 338, 458, 483, 507, 546, 598, 637, 687, 897, 966, 1014, 1127, 1183, 1274, 1374, 1603, 1794, 1911, 2093, 2254, 2366, 2977, 3206, 3381, 3549, 3822, 3887, 4186, 4809, 5267, 5954, 6279, 6762, 7098, 7774, 8281, 8931, 9618, 10534, 11221, 11661, 12558, 14651, 15801, 16562, 17862, 20839, 22442, 23322, 24843, 27209, 29302, 31602, 33663, 36869, 38701, 41678, 43953, 49686, 54418, 62517, 67326, 68471, 73738, 77402, 81627, 87906, 110607, 116103, 125034, 136942, 145873, 163254, 190463, 205413, 221214, 232206, 258083, 270907, 291746, 380926, 410826, 437619, 479297, 516166, 541814, 571389, 774249, 812721, 875238, 890123, 958594, 1142778, 1437891, 1548498, 1625442, 1780246, 1896349, 2670369, 2875782, 3355079, 3792698, 5340738, 5689047, 6230861, 6710158, 10065237, 11378094, 12461722, 18692583, 20130474, 37385166, 43616027, 87232054, 130848081, 261696162]

約数ペア:

[(1, 261696162), (2, 130848081), (3, 87232054), (6, 43616027), (7, 37385166), (13, 20130474), (14, 18692583), (21, 12461722), (23, 11378094), (26, 10065237), (39, 6710158), (42, 6230861), (46, 5689047), (49, 5340738), (69, 3792698), (78, 3355079), (91, 2875782), (98, 2670369), (138, 1896349), (147, 1780246), (161, 1625442), (169, 1548498), (182, 1437891), (229, 1142778), (273, 958594), (294, 890123), (299, 875238), (322, 812721), (338, 774249), (458, 571389), (483, 541814), (507, 516166), (546, 479297), (598, 437619), (637, 410826), (687, 380926), (897, 291746), (966, 270907), (1014, 258083), (1127, 232206), (1183, 221214), (1274, 205413), (1374, 190463), (1603, 163254), (1794, 145873), (1911, 136942), (2093, 125034), (2254, 116103), (2366, 110607), (2977, 87906), (3206, 81627), (3381, 77402), (3549, 73738), (3822, 68471), (3887, 67326), (4186, 62517), (4809, 54418), (5267, 49686), (5954, 43953), (6279, 41678), (6762, 38701), (7098, 36869), (7774, 33663), (8281, 31602), (8931, 29302), (9618, 27209), (10534, 24843), (11221, 23322), (11661, 22442), (12558, 20839), (14651, 17862), (15801, 16562)]