1221687168

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 256

約数和(自身を含む): 3684925440

約数和(自身を除く): 2463238272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 47, 48, 52, 64, 78, 82, 94, 96, 104, 123, 127, 128, 141, 156, 164, 188, 192, 208, 246, 254, 282, 312, 328, 376, 381, 384, 416, 492, 508, 533, 564, 611, 624, 656, 752, 762, 832, 984, 1016, 1066, 1128, 1222, 1248, 1312, 1504, 1524, 1599, 1651, 1664, 1833, 1927, 1968, 2032, 2132, 2256, 2444, 2496, 2624, 3008, 3048, 3198, 3302, 3666, 3854, 3936, 4064, 4264, 4512, 4888, 4953, 4992, 5207, 5248, 5781, 5969, 6016, 6096, 6396, 6604, 7332, 7708, 7872, 8128, 8528, 9024, 9776, 9906, 10414, 11562, 11938, 12192, 12792, 13208, 14664, 15416, 15621, 15744, 16256, 17056, 17907, 18048, 19552, 19812, 20828, 23124, 23876, 24384, 25051, 25584, 26416, 29328, 30832, 31242, 34112, 35814, 39104, 39624, 41656, 46248, 47752, 48768, 50102, 51168, 52832, 58656, 61664, 62484, 67691, 68224, 71628, 75153, 77597, 78208, 79248, 83312, 92496, 95504, 100204, 102336, 105664, 117312, 123328, 124968, 135382, 143256, 150306, 155194, 158496, 166624, 184992, 191008, 200408, 203073, 204672, 211328, 232791, 234624, 244729, 246656, 249936, 270764, 286512, 300612, 310388, 316992, 333248, 369984, 382016, 400816, 406146, 465582, 489458, 499872, 541528, 573024, 601224, 620776, 633984, 666496, 734187, 739968, 764032, 801632, 812292, 931164, 978916, 999744, 1083056, 1146048, 1202448, 1241552, 1468374, 1603264, 1624584, 1862328, 1957832, 1999488, 2166112, 2292096, 2404896, 2483104, 2936748, 3181477, 3206528, 3249168, 3724656, 3915664, 4332224, 4809792, 4966208, 5873496, 6362954, 6498336, 7449312, 7831328, 8664448, 9544431, 9619584, 9932416, 11746992, 12725908, 12996672, 14898624, 15662656, 19088862, 23493984, 25451816, 25993344, 29797248, 31325312, 38177724, 46987968, 50903632, 76355448, 93975936, 101807264, 152710896, 203614528, 305421792, 407229056, 610843584, 1221687168]

約数ペア:

[(1, 1221687168), (2, 610843584), (3, 407229056), (4, 305421792), (6, 203614528), (8, 152710896), (12, 101807264), (13, 93975936), (16, 76355448), (24, 50903632), (26, 46987968), (32, 38177724), (39, 31325312), (41, 29797248), (47, 25993344), (48, 25451816), (52, 23493984), (64, 19088862), (78, 15662656), (82, 14898624), (94, 12996672), (96, 12725908), (104, 11746992), (123, 9932416), (127, 9619584), (128, 9544431), (141, 8664448), (156, 7831328), (164, 7449312), (188, 6498336), (192, 6362954), (208, 5873496), (246, 4966208), (254, 4809792), (282, 4332224), (312, 3915664), (328, 3724656), (376, 3249168), (381, 3206528), (384, 3181477), (416, 2936748), (492, 2483104), (508, 2404896), (533, 2292096), (564, 2166112), (611, 1999488), (624, 1957832), (656, 1862328), (752, 1624584), (762, 1603264), (832, 1468374), (984, 1241552), (1016, 1202448), (1066, 1146048), (1128, 1083056), (1222, 999744), (1248, 978916), (1312, 931164), (1504, 812292), (1524, 801632), (1599, 764032), (1651, 739968), (1664, 734187), (1833, 666496), (1927, 633984), (1968, 620776), (2032, 601224), (2132, 573024), (2256, 541528), (2444, 499872), (2496, 489458), (2624, 465582), (3008, 406146), (3048, 400816), (3198, 382016), (3302, 369984), (3666, 333248), (3854, 316992), (3936, 310388), (4064, 300612), (4264, 286512), (4512, 270764), (4888, 249936), (4953, 246656), (4992, 244729), (5207, 234624), (5248, 232791), (5781, 211328), (5969, 204672), (6016, 203073), (6096, 200408), (6396, 191008), (6604, 184992), (7332, 166624), (7708, 158496), (7872, 155194), (8128, 150306), (8528, 143256), (9024, 135382), (9776, 124968), (9906, 123328), (10414, 117312), (11562, 105664), (11938, 102336), (12192, 100204), (12792, 95504), (13208, 92496), (14664, 83312), (15416, 79248), (15621, 78208), (15744, 77597), (16256, 75153), (17056, 71628), (17907, 68224), (18048, 67691), (19552, 62484), (19812, 61664), (20828, 58656), (23124, 52832), (23876, 51168), (24384, 50102), (25051, 48768), (25584, 47752), (26416, 46248), (29328, 41656), (30832, 39624), (31242, 39104), (34112, 35814)]