686534784

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 2015928000

約数和(自身を除く): 1329393216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 71, 78, 96, 104, 128, 142, 149, 156, 169, 192, 208, 213, 284, 298, 312, 338, 384, 416, 426, 447, 507, 568, 596, 624, 676, 832, 852, 894, 923, 1014, 1136, 1192, 1248, 1352, 1664, 1704, 1788, 1846, 1937, 2028, 2272, 2384, 2496, 2704, 2769, 3408, 3576, 3692, 3874, 4056, 4544, 4768, 4992, 5408, 5538, 5811, 6816, 7152, 7384, 7748, 8112, 9088, 9536, 10579, 10816, 11076, 11622, 11999, 13632, 14304, 14768, 15496, 16224, 19072, 21158, 21632, 22152, 23244, 23998, 25181, 27264, 28608, 29536, 30992, 31737, 32448, 35997, 42316, 44304, 46488, 47996, 50362, 57216, 59072, 61984, 63474, 64896, 71994, 75543, 84632, 88608, 92976, 95992, 100724, 118144, 123968, 126948, 137527, 143988, 151086, 169264, 177216, 185952, 191984, 201448, 247936, 253896, 275054, 287976, 302172, 338528, 354432, 371904, 383968, 402896, 412581, 507792, 550108, 575952, 604344, 677056, 743808, 767936, 805792, 825162, 1015584, 1100216, 1151904, 1208688, 1354112, 1535872, 1611584, 1650324, 1787851, 2031168, 2200432, 2303808, 2417376, 3223168, 3300648, 3575702, 4062336, 4400864, 4607616, 4834752, 5363553, 6601296, 7151404, 8801728, 9669504, 10727106, 13202592, 14302808, 17603456, 21454212, 26405184, 28605616, 42908424, 52810368, 57211232, 85816848, 114422464, 171633696, 228844928, 343267392, 686534784]

約数ペア:

[(1, 686534784), (2, 343267392), (3, 228844928), (4, 171633696), (6, 114422464), (8, 85816848), (12, 57211232), (13, 52810368), (16, 42908424), (24, 28605616), (26, 26405184), (32, 21454212), (39, 17603456), (48, 14302808), (52, 13202592), (64, 10727106), (71, 9669504), (78, 8801728), (96, 7151404), (104, 6601296), (128, 5363553), (142, 4834752), (149, 4607616), (156, 4400864), (169, 4062336), (192, 3575702), (208, 3300648), (213, 3223168), (284, 2417376), (298, 2303808), (312, 2200432), (338, 2031168), (384, 1787851), (416, 1650324), (426, 1611584), (447, 1535872), (507, 1354112), (568, 1208688), (596, 1151904), (624, 1100216), (676, 1015584), (832, 825162), (852, 805792), (894, 767936), (923, 743808), (1014, 677056), (1136, 604344), (1192, 575952), (1248, 550108), (1352, 507792), (1664, 412581), (1704, 402896), (1788, 383968), (1846, 371904), (1937, 354432), (2028, 338528), (2272, 302172), (2384, 287976), (2496, 275054), (2704, 253896), (2769, 247936), (3408, 201448), (3576, 191984), (3692, 185952), (3874, 177216), (4056, 169264), (4544, 151086), (4768, 143988), (4992, 137527), (5408, 126948), (5538, 123968), (5811, 118144), (6816, 100724), (7152, 95992), (7384, 92976), (7748, 88608), (8112, 84632), (9088, 75543), (9536, 71994), (10579, 64896), (10816, 63474), (11076, 61984), (11622, 59072), (11999, 57216), (13632, 50362), (14304, 47996), (14768, 46488), (15496, 44304), (16224, 42316), (19072, 35997), (21158, 32448), (21632, 31737), (22152, 30992), (23244, 29536), (23998, 28608), (25181, 27264)]