287621568

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 168

約数和(自身を含む): 902000736

約数和(自身を除く): 614379168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 71, 72, 78, 96, 104, 117, 142, 144, 156, 192, 208, 213, 234, 284, 288, 312, 416, 426, 468, 541, 568, 576, 624, 639, 832, 852, 923, 936, 1082, 1136, 1248, 1278, 1623, 1704, 1846, 1872, 2164, 2272, 2496, 2556, 2769, 3246, 3408, 3692, 3744, 4328, 4544, 4869, 5112, 5538, 6492, 6816, 7033, 7384, 7488, 8307, 8656, 9738, 10224, 11076, 12984, 13632, 14066, 14768, 16614, 17312, 19476, 20448, 21099, 22152, 25968, 28132, 29536, 33228, 34624, 38411, 38952, 40896, 42198, 44304, 51936, 56264, 59072, 63297, 66456, 76822, 77904, 84396, 88608, 103872, 112528, 115233, 126594, 132912, 153644, 155808, 168792, 177216, 225056, 230466, 253188, 265824, 307288, 311616, 337584, 345699, 450112, 460932, 499343, 506376, 531648, 614576, 675168, 691398, 921864, 998686, 1012752, 1229152, 1350336, 1382796, 1498029, 1843728, 1997372, 2025504, 2458304, 2765592, 2996058, 3687456, 3994744, 4051008, 4494087, 5531184, 5992116, 7374912, 7989488, 8988174, 11062368, 11984232, 15978976, 17976348, 22124736, 23968464, 31957952, 35952696, 47936928, 71905392, 95873856, 143810784, 287621568]

約数ペア:

[(1, 287621568), (2, 143810784), (3, 95873856), (4, 71905392), (6, 47936928), (8, 35952696), (9, 31957952), (12, 23968464), (13, 22124736), (16, 17976348), (18, 15978976), (24, 11984232), (26, 11062368), (32, 8988174), (36, 7989488), (39, 7374912), (48, 5992116), (52, 5531184), (64, 4494087), (71, 4051008), (72, 3994744), (78, 3687456), (96, 2996058), (104, 2765592), (117, 2458304), (142, 2025504), (144, 1997372), (156, 1843728), (192, 1498029), (208, 1382796), (213, 1350336), (234, 1229152), (284, 1012752), (288, 998686), (312, 921864), (416, 691398), (426, 675168), (468, 614576), (541, 531648), (568, 506376), (576, 499343), (624, 460932), (639, 450112), (832, 345699), (852, 337584), (923, 311616), (936, 307288), (1082, 265824), (1136, 253188), (1248, 230466), (1278, 225056), (1623, 177216), (1704, 168792), (1846, 155808), (1872, 153644), (2164, 132912), (2272, 126594), (2496, 115233), (2556, 112528), (2769, 103872), (3246, 88608), (3408, 84396), (3692, 77904), (3744, 76822), (4328, 66456), (4544, 63297), (4869, 59072), (5112, 56264), (5538, 51936), (6492, 44304), (6816, 42198), (7033, 40896), (7384, 38952), (7488, 38411), (8307, 34624), (8656, 33228), (9738, 29536), (10224, 28132), (11076, 25968), (12984, 22152), (13632, 21099), (14066, 20448), (14768, 19476), (16614, 17312)]