220640448

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{907}}^1$

素因数の和:1110

約数の個数: 112

約数和(自身を含む): 671600384

約数和(自身を除く): 450959936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 181, 192, 224, 336, 362, 448, 543, 672, 724, 907, 1086, 1267, 1344, 1448, 1814, 2172, 2534, 2721, 2896, 3628, 3801, 4344, 5068, 5442, 5792, 6349, 7256, 7602, 8688, 10136, 10884, 11584, 12698, 14512, 15204, 17376, 19047, 20272, 21768, 25396, 29024, 30408, 34752, 38094, 40544, 43536, 50792, 58048, 60816, 76188, 81088, 87072, 101584, 121632, 152376, 164167, 174144, 203168, 243264, 304752, 328334, 406336, 492501, 609504, 656668, 985002, 1149169, 1219008, 1313336, 1970004, 2298338, 2626672, 3447507, 3940008, 4596676, 5253344, 6895014, 7880016, 9193352, 10506688, 13790028, 15760032, 18386704, 27580056, 31520064, 36773408, 55160112, 73546816, 110320224, 220640448]

約数ペア:

[(1, 220640448), (2, 110320224), (3, 73546816), (4, 55160112), (6, 36773408), (7, 31520064), (8, 27580056), (12, 18386704), (14, 15760032), (16, 13790028), (21, 10506688), (24, 9193352), (28, 7880016), (32, 6895014), (42, 5253344), (48, 4596676), (56, 3940008), (64, 3447507), (84, 2626672), (96, 2298338), (112, 1970004), (168, 1313336), (181, 1219008), (192, 1149169), (224, 985002), (336, 656668), (362, 609504), (448, 492501), (543, 406336), (672, 328334), (724, 304752), (907, 243264), (1086, 203168), (1267, 174144), (1344, 164167), (1448, 152376), (1814, 121632), (2172, 101584), (2534, 87072), (2721, 81088), (2896, 76188), (3628, 60816), (3801, 58048), (4344, 50792), (5068, 43536), (5442, 40544), (5792, 38094), (6349, 34752), (7256, 30408), (7602, 29024), (8688, 25396), (10136, 21768), (10884, 20272), (11584, 19047), (12698, 17376), (14512, 15204)]