121815648

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 360884160

約数和(自身を除く): 239068512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 67, 72, 96, 107, 118, 134, 144, 177, 201, 214, 236, 268, 288, 321, 354, 402, 428, 472, 531, 536, 603, 642, 708, 804, 856, 944, 963, 1062, 1072, 1206, 1284, 1416, 1608, 1712, 1888, 1926, 2124, 2144, 2412, 2568, 2832, 3216, 3424, 3852, 3953, 4248, 4824, 5136, 5664, 6313, 6432, 7169, 7704, 7906, 8496, 9648, 10272, 11859, 12626, 14338, 15408, 15812, 16992, 18939, 19296, 21507, 23718, 25252, 28676, 30816, 31624, 35577, 37878, 43014, 47436, 50504, 56817, 57352, 63248, 64521, 71154, 75756, 86028, 94872, 101008, 113634, 114704, 126496, 129042, 142308, 151512, 172056, 189744, 202016, 227268, 229408, 258084, 284616, 303024, 344112, 379488, 422971, 454536, 516168, 569232, 606048, 688224, 845942, 909072, 1032336, 1138464, 1268913, 1691884, 1818144, 2064672, 2537826, 3383768, 3806739, 5075652, 6767536, 7613478, 10151304, 13535072, 15226956, 20302608, 30453912, 40605216, 60907824, 121815648]

約数ペア:

[(1, 121815648), (2, 60907824), (3, 40605216), (4, 30453912), (6, 20302608), (8, 15226956), (9, 13535072), (12, 10151304), (16, 7613478), (18, 6767536), (24, 5075652), (32, 3806739), (36, 3383768), (48, 2537826), (59, 2064672), (67, 1818144), (72, 1691884), (96, 1268913), (107, 1138464), (118, 1032336), (134, 909072), (144, 845942), (177, 688224), (201, 606048), (214, 569232), (236, 516168), (268, 454536), (288, 422971), (321, 379488), (354, 344112), (402, 303024), (428, 284616), (472, 258084), (531, 229408), (536, 227268), (603, 202016), (642, 189744), (708, 172056), (804, 151512), (856, 142308), (944, 129042), (963, 126496), (1062, 114704), (1072, 113634), (1206, 101008), (1284, 94872), (1416, 86028), (1608, 75756), (1712, 71154), (1888, 64521), (1926, 63248), (2124, 57352), (2144, 56817), (2412, 50504), (2568, 47436), (2832, 43014), (3216, 37878), (3424, 35577), (3852, 31624), (3953, 30816), (4248, 28676), (4824, 25252), (5136, 23718), (5664, 21507), (6313, 19296), (6432, 18939), (7169, 16992), (7704, 15812), (7906, 15408), (8496, 14338), (9648, 12626), (10272, 11859)]