660872016

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:666

約数の個数: 180

約数和(自身を含む): 2166165300

約数和(自身を除く): 1505293284

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 229, 252, 294, 336, 392, 409, 441, 458, 504, 588, 687, 784, 818, 882, 916, 1008, 1176, 1227, 1374, 1603, 1636, 1764, 1832, 2061, 2352, 2454, 2748, 2863, 3206, 3272, 3528, 3664, 3681, 4122, 4809, 4908, 5496, 5726, 6412, 6544, 7056, 7362, 8244, 8589, 9618, 9816, 10992, 11221, 11452, 12824, 14427, 14724, 16488, 17178, 19236, 19632, 20041, 22442, 22904, 25648, 25767, 28854, 29448, 32976, 33663, 34356, 38472, 40082, 44884, 45808, 51534, 57708, 58896, 60123, 67326, 68712, 76944, 80164, 89768, 93661, 100989, 103068, 115416, 120246, 134652, 137424, 160328, 179536, 180369, 187322, 201978, 206136, 230832, 240492, 269304, 280983, 320656, 360738, 374644, 403956, 412272, 480984, 538608, 561966, 655627, 721476, 749288, 807912, 842949, 961968, 1123932, 1311254, 1442952, 1498576, 1615824, 1685898, 1966881, 2247864, 2622508, 2885904, 3371796, 3933762, 4495728, 4589389, 5245016, 5900643, 6743592, 7867524, 9178778, 10490032, 11801286, 13487184, 13768167, 15735048, 18357556, 23602572, 27536334, 31470096, 36715112, 41304501, 47205144, 55072668, 73430224, 82609002, 94410288, 110145336, 165218004, 220290672, 330436008, 660872016]

約数ペア:

[(1, 660872016), (2, 330436008), (3, 220290672), (4, 165218004), (6, 110145336), (7, 94410288), (8, 82609002), (9, 73430224), (12, 55072668), (14, 47205144), (16, 41304501), (18, 36715112), (21, 31470096), (24, 27536334), (28, 23602572), (36, 18357556), (42, 15735048), (48, 13768167), (49, 13487184), (56, 11801286), (63, 10490032), (72, 9178778), (84, 7867524), (98, 6743592), (112, 5900643), (126, 5245016), (144, 4589389), (147, 4495728), (168, 3933762), (196, 3371796), (229, 2885904), (252, 2622508), (294, 2247864), (336, 1966881), (392, 1685898), (409, 1615824), (441, 1498576), (458, 1442952), (504, 1311254), (588, 1123932), (687, 961968), (784, 842949), (818, 807912), (882, 749288), (916, 721476), (1008, 655627), (1176, 561966), (1227, 538608), (1374, 480984), (1603, 412272), (1636, 403956), (1764, 374644), (1832, 360738), (2061, 320656), (2352, 280983), (2454, 269304), (2748, 240492), (2863, 230832), (3206, 206136), (3272, 201978), (3528, 187322), (3664, 180369), (3681, 179536), (4122, 160328), (4809, 137424), (4908, 134652), (5496, 120246), (5726, 115416), (6412, 103068), (6544, 100989), (7056, 93661), (7362, 89768), (8244, 80164), (8589, 76944), (9618, 68712), (9816, 67326), (10992, 60123), (11221, 58896), (11452, 57708), (12824, 51534), (14427, 45808), (14724, 44884), (16488, 40082), (17178, 38472), (19236, 34356), (19632, 33663), (20041, 32976), (22442, 29448), (22904, 28854), (25648, 25767)]