1990629312

素因数分解:

$2^6\times 3^1\times 7^3\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:384

約数の個数: 224

約数和(自身を含む): 6213043200

約数和(自身を除く): 4222413888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 167, 168, 181, 192, 196, 224, 294, 334, 336, 343, 362, 392, 448, 501, 543, 588, 668, 672, 686, 724, 784, 1002, 1029, 1086, 1169, 1176, 1267, 1336, 1344, 1372, 1448, 1568, 2004, 2058, 2172, 2338, 2352, 2534, 2672, 2744, 2896, 3136, 3507, 3801, 4008, 4116, 4344, 4676, 4704, 5068, 5344, 5488, 5792, 7014, 7602, 8016, 8183, 8232, 8688, 8869, 9352, 9408, 10136, 10688, 10976, 11584, 14028, 15204, 16032, 16366, 16464, 17376, 17738, 18704, 20272, 21952, 24549, 26607, 28056, 30227, 30408, 32064, 32732, 32928, 34752, 35476, 37408, 40544, 49098, 53214, 56112, 57281, 60454, 60816, 62083, 65464, 65856, 70952, 74816, 81088, 90681, 98196, 106428, 112224, 114562, 120908, 121632, 124166, 130928, 141904, 171843, 181362, 186249, 196392, 211589, 212856, 224448, 229124, 241816, 243264, 248332, 261856, 283808, 343686, 362724, 372498, 392784, 423178, 425712, 458248, 483632, 496664, 523712, 567616, 634767, 687372, 725448, 744996, 785568, 846356, 851424, 916496, 967264, 993328, 1269534, 1374744, 1450896, 1481123, 1489992, 1571136, 1692712, 1702848, 1832992, 1934528, 1986656, 2539068, 2749488, 2901792, 2962246, 2979984, 3385424, 3665984, 3973312, 4443369, 5078136, 5498976, 5803584, 5924492, 5959968, 6770848, 8886738, 10156272, 10367861, 10997952, 11848984, 11919936, 13541696, 17773476, 20312544, 20735722, 23697968, 31103583, 35546952, 40625088, 41471444, 47395936, 62207166, 71093904, 82942888, 94791872, 124414332, 142187808, 165885776, 248828664, 284375616, 331771552, 497657328, 663543104, 995314656, 1990629312]

約数ペア:

[(1, 1990629312), (2, 995314656), (3, 663543104), (4, 497657328), (6, 331771552), (7, 284375616), (8, 248828664), (12, 165885776), (14, 142187808), (16, 124414332), (21, 94791872), (24, 82942888), (28, 71093904), (32, 62207166), (42, 47395936), (48, 41471444), (49, 40625088), (56, 35546952), (64, 31103583), (84, 23697968), (96, 20735722), (98, 20312544), (112, 17773476), (147, 13541696), (167, 11919936), (168, 11848984), (181, 10997952), (192, 10367861), (196, 10156272), (224, 8886738), (294, 6770848), (334, 5959968), (336, 5924492), (343, 5803584), (362, 5498976), (392, 5078136), (448, 4443369), (501, 3973312), (543, 3665984), (588, 3385424), (668, 2979984), (672, 2962246), (686, 2901792), (724, 2749488), (784, 2539068), (1002, 1986656), (1029, 1934528), (1086, 1832992), (1169, 1702848), (1176, 1692712), (1267, 1571136), (1336, 1489992), (1344, 1481123), (1372, 1450896), (1448, 1374744), (1568, 1269534), (2004, 993328), (2058, 967264), (2172, 916496), (2338, 851424), (2352, 846356), (2534, 785568), (2672, 744996), (2744, 725448), (2896, 687372), (3136, 634767), (3507, 567616), (3801, 523712), (4008, 496664), (4116, 483632), (4344, 458248), (4676, 425712), (4704, 423178), (5068, 392784), (5344, 372498), (5488, 362724), (5792, 343686), (7014, 283808), (7602, 261856), (8016, 248332), (8183, 243264), (8232, 241816), (8688, 229124), (8869, 224448), (9352, 212856), (9408, 211589), (10136, 196392), (10688, 186249), (10976, 181362), (11584, 171843), (14028, 141904), (15204, 130928), (16032, 124166), (16366, 121632), (16464, 120908), (17376, 114562), (17738, 112224), (18704, 106428), (20272, 98196), (21952, 90681), (24549, 81088), (26607, 74816), (28056, 70952), (30227, 65856), (30408, 65464), (32064, 62083), (32732, 60816), (32928, 60454), (34752, 57281), (35476, 56112), (37408, 53214), (40544, 49098)]