81174912

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 256

約数和(自身を含む): 279659520

約数和(自身を除く): 198484608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 42, 46, 48, 52, 56, 64, 69, 78, 84, 91, 92, 96, 101, 104, 112, 128, 138, 156, 161, 168, 182, 184, 192, 202, 208, 224, 273, 276, 299, 303, 312, 322, 336, 364, 368, 384, 404, 416, 448, 483, 546, 552, 598, 606, 624, 644, 672, 707, 728, 736, 808, 832, 896, 897, 966, 1092, 1104, 1196, 1212, 1248, 1288, 1313, 1344, 1414, 1456, 1472, 1616, 1664, 1794, 1932, 2093, 2121, 2184, 2208, 2323, 2392, 2424, 2496, 2576, 2626, 2688, 2828, 2912, 2944, 3232, 3588, 3864, 3939, 4186, 4242, 4368, 4416, 4646, 4784, 4848, 4992, 5152, 5252, 5656, 5824, 6279, 6464, 6969, 7176, 7728, 7878, 8372, 8484, 8736, 8832, 9191, 9292, 9568, 9696, 10304, 10504, 11312, 11648, 12558, 12928, 13938, 14352, 15456, 15756, 16261, 16744, 16968, 17472, 18382, 18584, 19136, 19392, 20608, 21008, 22624, 25116, 27573, 27876, 28704, 30199, 30912, 31512, 32522, 33488, 33936, 34944, 36764, 37168, 38272, 38784, 42016, 45248, 48783, 50232, 55146, 55752, 57408, 60398, 61824, 63024, 65044, 66976, 67872, 73528, 74336, 84032, 90496, 90597, 97566, 100464, 110292, 111504, 114816, 120796, 126048, 130088, 133952, 135744, 147056, 148672, 168064, 181194, 195132, 200928, 211393, 220584, 223008, 241592, 252096, 260176, 267904, 271488, 294112, 297344, 362388, 390264, 401856, 422786, 441168, 446016, 483184, 504192, 520352, 588224, 634179, 724776, 780528, 803712, 845572, 882336, 892032, 966368, 1040704, 1176448, 1268358, 1449552, 1561056, 1691144, 1764672, 1932736, 2081408, 2536716, 2899104, 3122112, 3382288, 3529344, 3865472, 5073432, 5798208, 6244224, 6764576, 10146864, 11596416, 13529152, 20293728, 27058304, 40587456, 81174912]

約数ペア:

[(1, 81174912), (2, 40587456), (3, 27058304), (4, 20293728), (6, 13529152), (7, 11596416), (8, 10146864), (12, 6764576), (13, 6244224), (14, 5798208), (16, 5073432), (21, 3865472), (23, 3529344), (24, 3382288), (26, 3122112), (28, 2899104), (32, 2536716), (39, 2081408), (42, 1932736), (46, 1764672), (48, 1691144), (52, 1561056), (56, 1449552), (64, 1268358), (69, 1176448), (78, 1040704), (84, 966368), (91, 892032), (92, 882336), (96, 845572), (101, 803712), (104, 780528), (112, 724776), (128, 634179), (138, 588224), (156, 520352), (161, 504192), (168, 483184), (182, 446016), (184, 441168), (192, 422786), (202, 401856), (208, 390264), (224, 362388), (273, 297344), (276, 294112), (299, 271488), (303, 267904), (312, 260176), (322, 252096), (336, 241592), (364, 223008), (368, 220584), (384, 211393), (404, 200928), (416, 195132), (448, 181194), (483, 168064), (546, 148672), (552, 147056), (598, 135744), (606, 133952), (624, 130088), (644, 126048), (672, 120796), (707, 114816), (728, 111504), (736, 110292), (808, 100464), (832, 97566), (896, 90597), (897, 90496), (966, 84032), (1092, 74336), (1104, 73528), (1196, 67872), (1212, 66976), (1248, 65044), (1288, 63024), (1313, 61824), (1344, 60398), (1414, 57408), (1456, 55752), (1472, 55146), (1616, 50232), (1664, 48783), (1794, 45248), (1932, 42016), (2093, 38784), (2121, 38272), (2184, 37168), (2208, 36764), (2323, 34944), (2392, 33936), (2424, 33488), (2496, 32522), (2576, 31512), (2626, 30912), (2688, 30199), (2828, 28704), (2912, 27876), (2944, 27573), (3232, 25116), (3588, 22624), (3864, 21008), (3939, 20608), (4186, 19392), (4242, 19136), (4368, 18584), (4416, 18382), (4646, 17472), (4784, 16968), (4848, 16744), (4992, 16261), (5152, 15756), (5252, 15456), (5656, 14352), (5824, 13938), (6279, 12928), (6464, 12558), (6969, 11648), (7176, 11312), (7728, 10504), (7878, 10304), (8372, 9696), (8484, 9568), (8736, 9292), (8832, 9191)]