721388448

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 216

約数和(自身を含む): 2286595584

約数和(自身を除く): 1565207136

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 121, 127, 132, 144, 163, 176, 198, 242, 254, 264, 288, 326, 352, 363, 381, 396, 484, 489, 508, 528, 652, 726, 762, 792, 968, 978, 1016, 1056, 1089, 1143, 1304, 1397, 1452, 1467, 1524, 1584, 1793, 1936, 1956, 2032, 2178, 2286, 2608, 2794, 2904, 2934, 3048, 3168, 3586, 3872, 3912, 4064, 4191, 4356, 4572, 5216, 5379, 5588, 5808, 5868, 6096, 7172, 7824, 8382, 8712, 9144, 10758, 11176, 11616, 11736, 12192, 12573, 14344, 15367, 15648, 16137, 16764, 17424, 18288, 19723, 20701, 21516, 22352, 23472, 25146, 28688, 30734, 32274, 33528, 34848, 36576, 39446, 41402, 43032, 44704, 46101, 46944, 50292, 57376, 59169, 61468, 62103, 64548, 67056, 78892, 82804, 86064, 92202, 100584, 118338, 122936, 124206, 129096, 134112, 138303, 157784, 165608, 172128, 177507, 184404, 186309, 201168, 227711, 236676, 245872, 248412, 258192, 276606, 315568, 331216, 355014, 368808, 372618, 402336, 455422, 473352, 491744, 496824, 516384, 553212, 631136, 662432, 683133, 710028, 737616, 745236, 910844, 946704, 993648, 1106424, 1366266, 1420056, 1475232, 1490472, 1821688, 1893408, 1987296, 2049399, 2212848, 2504821, 2732532, 2840112, 2980944, 3643376, 4098798, 4425696, 5009642, 5465064, 5680224, 5961888, 7286752, 7514463, 8197596, 10019284, 10930128, 15028926, 16395192, 20038568, 21860256, 22543389, 30057852, 32790384, 40077136, 45086778, 60115704, 65580768, 80154272, 90173556, 120231408, 180347112, 240462816, 360694224, 721388448]

約数ペア:

[(1, 721388448), (2, 360694224), (3, 240462816), (4, 180347112), (6, 120231408), (8, 90173556), (9, 80154272), (11, 65580768), (12, 60115704), (16, 45086778), (18, 40077136), (22, 32790384), (24, 30057852), (32, 22543389), (33, 21860256), (36, 20038568), (44, 16395192), (48, 15028926), (66, 10930128), (72, 10019284), (88, 8197596), (96, 7514463), (99, 7286752), (121, 5961888), (127, 5680224), (132, 5465064), (144, 5009642), (163, 4425696), (176, 4098798), (198, 3643376), (242, 2980944), (254, 2840112), (264, 2732532), (288, 2504821), (326, 2212848), (352, 2049399), (363, 1987296), (381, 1893408), (396, 1821688), (484, 1490472), (489, 1475232), (508, 1420056), (528, 1366266), (652, 1106424), (726, 993648), (762, 946704), (792, 910844), (968, 745236), (978, 737616), (1016, 710028), (1056, 683133), (1089, 662432), (1143, 631136), (1304, 553212), (1397, 516384), (1452, 496824), (1467, 491744), (1524, 473352), (1584, 455422), (1793, 402336), (1936, 372618), (1956, 368808), (2032, 355014), (2178, 331216), (2286, 315568), (2608, 276606), (2794, 258192), (2904, 248412), (2934, 245872), (3048, 236676), (3168, 227711), (3586, 201168), (3872, 186309), (3912, 184404), (4064, 177507), (4191, 172128), (4356, 165608), (4572, 157784), (5216, 138303), (5379, 134112), (5588, 129096), (5808, 124206), (5868, 122936), (6096, 118338), (7172, 100584), (7824, 92202), (8382, 86064), (8712, 82804), (9144, 78892), (10758, 67056), (11176, 64548), (11616, 62103), (11736, 61468), (12192, 59169), (12573, 57376), (14344, 50292), (15367, 46944), (15648, 46101), (16137, 44704), (16764, 43032), (17424, 41402), (18288, 39446), (19723, 36576), (20701, 34848), (21516, 33528), (22352, 32274), (23472, 30734), (25146, 28688)]