289876160

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 224

約数和(自身を含む): 853440000

約数和(自身を除く): 563563840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 133, 139, 140, 152, 160, 190, 196, 224, 245, 266, 278, 280, 304, 320, 343, 380, 392, 448, 490, 532, 556, 560, 608, 665, 686, 695, 760, 784, 931, 973, 980, 1064, 1112, 1120, 1216, 1330, 1372, 1390, 1520, 1568, 1715, 1862, 1946, 1960, 2128, 2224, 2240, 2641, 2660, 2744, 2780, 3040, 3136, 3430, 3724, 3892, 3920, 4256, 4448, 4655, 4865, 5282, 5320, 5488, 5560, 6080, 6517, 6811, 6860, 7448, 7784, 7840, 8512, 8896, 9310, 9730, 10564, 10640, 10976, 11120, 13034, 13205, 13622, 13720, 14896, 15568, 15680, 18487, 18620, 19460, 21128, 21280, 21952, 22240, 26068, 26410, 27244, 27440, 29792, 31136, 32585, 34055, 36974, 37240, 38920, 42256, 42560, 44480, 47677, 52136, 52820, 54488, 54880, 59584, 62272, 65170, 68110, 73948, 74480, 77840, 84512, 92435, 95354, 104272, 105640, 108976, 109760, 129409, 130340, 136220, 147896, 148960, 155680, 169024, 184870, 190708, 208544, 211280, 217952, 238385, 258818, 260680, 272440, 295792, 297920, 311360, 369740, 381416, 417088, 422560, 435904, 476770, 517636, 521360, 544880, 591584, 647045, 739480, 762832, 845120, 905863, 953540, 1035272, 1042720, 1089760, 1183168, 1294090, 1478960, 1525664, 1811726, 1907080, 2070544, 2085440, 2179520, 2588180, 2957920, 3051328, 3623452, 3814160, 4141088, 4529315, 5176360, 5915840, 7246904, 7628320, 8282176, 9058630, 10352720, 14493808, 15256640, 18117260, 20705440, 28987616, 36234520, 41410880, 57975232, 72469040, 144938080, 289876160]

約数ペア:

[(1, 289876160), (2, 144938080), (4, 72469040), (5, 57975232), (7, 41410880), (8, 36234520), (10, 28987616), (14, 20705440), (16, 18117260), (19, 15256640), (20, 14493808), (28, 10352720), (32, 9058630), (35, 8282176), (38, 7628320), (40, 7246904), (49, 5915840), (56, 5176360), (64, 4529315), (70, 4141088), (76, 3814160), (80, 3623452), (95, 3051328), (98, 2957920), (112, 2588180), (133, 2179520), (139, 2085440), (140, 2070544), (152, 1907080), (160, 1811726), (190, 1525664), (196, 1478960), (224, 1294090), (245, 1183168), (266, 1089760), (278, 1042720), (280, 1035272), (304, 953540), (320, 905863), (343, 845120), (380, 762832), (392, 739480), (448, 647045), (490, 591584), (532, 544880), (556, 521360), (560, 517636), (608, 476770), (665, 435904), (686, 422560), (695, 417088), (760, 381416), (784, 369740), (931, 311360), (973, 297920), (980, 295792), (1064, 272440), (1112, 260680), (1120, 258818), (1216, 238385), (1330, 217952), (1372, 211280), (1390, 208544), (1520, 190708), (1568, 184870), (1715, 169024), (1862, 155680), (1946, 148960), (1960, 147896), (2128, 136220), (2224, 130340), (2240, 129409), (2641, 109760), (2660, 108976), (2744, 105640), (2780, 104272), (3040, 95354), (3136, 92435), (3430, 84512), (3724, 77840), (3892, 74480), (3920, 73948), (4256, 68110), (4448, 65170), (4655, 62272), (4865, 59584), (5282, 54880), (5320, 54488), (5488, 52820), (5560, 52136), (6080, 47677), (6517, 44480), (6811, 42560), (6860, 42256), (7448, 38920), (7784, 37240), (7840, 36974), (8512, 34055), (8896, 32585), (9310, 31136), (9730, 29792), (10564, 27440), (10640, 27244), (10976, 26410), (11120, 26068), (13034, 22240), (13205, 21952), (13622, 21280), (13720, 21128), (14896, 19460), (15568, 18620), (15680, 18487)]