19988021200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:595

約数の個数: 360

約数和(自身を含む): 59001402240

約数和(自身を除く): 39013381040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 80, 92, 98, 100, 101, 112, 115, 140, 161, 175, 184, 196, 200, 202, 230, 245, 280, 322, 350, 368, 392, 400, 404, 439, 460, 490, 505, 560, 575, 644, 700, 707, 784, 805, 808, 878, 920, 980, 1010, 1127, 1150, 1225, 1288, 1400, 1414, 1610, 1616, 1756, 1840, 1960, 2020, 2195, 2254, 2300, 2323, 2450, 2525, 2576, 2800, 2828, 3073, 3220, 3512, 3535, 3920, 4025, 4040, 4390, 4508, 4600, 4646, 4900, 4949, 5050, 5635, 5656, 6146, 6440, 7024, 7070, 8050, 8080, 8780, 9016, 9200, 9292, 9800, 9898, 10097, 10100, 10975, 11270, 11312, 11615, 12292, 12880, 14140, 15365, 16100, 16261, 17560, 17675, 18032, 18584, 19600, 19796, 20194, 20200, 21511, 21950, 22540, 23230, 24584, 24745, 28175, 28280, 30730, 32200, 32522, 35120, 35350, 37168, 39592, 40388, 40400, 43022, 43900, 44339, 45080, 46460, 49168, 49490, 50485, 56350, 56560, 58075, 61460, 64400, 65044, 70679, 70700, 76825, 79184, 80776, 81305, 86044, 87800, 88678, 90160, 92920, 98980, 100970, 107555, 112700, 113827, 116150, 122920, 123725, 130088, 141358, 141400, 153650, 161552, 162610, 172088, 175600, 177356, 185840, 197960, 201940, 215110, 221695, 225400, 227654, 232300, 245840, 247450, 252425, 260176, 282716, 282800, 307300, 310373, 325220, 344176, 353395, 354712, 395920, 403880, 406525, 430220, 443390, 450800, 455308, 464600, 494753, 494900, 504850, 537775, 565432, 569135, 614600, 620746, 650440, 706790, 709424, 807760, 813050, 860440, 886780, 910616, 929200, 989506, 989800, 1009700, 1019797, 1075550, 1108475, 1130864, 1138270, 1229200, 1241492, 1300880, 1413580, 1551865, 1626100, 1720880, 1766975, 1773560, 1821232, 1979012, 1979600, 2019400, 2039594, 2151100, 2172611, 2216950, 2276540, 2473765, 2482984, 2827160, 2845675, 3103730, 3252200, 3533950, 3547120, 3958024, 4038800, 4079188, 4302200, 4345222, 4433900, 4553080, 4947530, 4965968, 5098985, 5654320, 5691350, 6207460, 6504400, 7067900, 7138579, 7759325, 7916048, 8158376, 8604400, 8690444, 8867800, 9106160, 9895060, 10197970, 10863055, 11382700, 12368825, 12414920, 14135800, 14277158, 15518650, 16316752, 17380888, 17735600, 19790120, 20395940, 21726110, 22765400, 24737650, 24829840, 25494925, 28271600, 28554316, 31037300, 34761776, 35692895, 39580240, 40791880, 43452220, 45530800, 49475300, 49970053, 50989850, 54315275, 57108632, 62074600, 71385790, 81583760, 86904440, 98950600, 99940106, 101979700, 108630550, 114217264, 124149200, 142771580, 173808880, 178464475, 197901200, 199880212, 203959400, 217261100, 249850265, 285543160, 356928950, 399760424, 407918800, 434522200, 499700530, 571086320, 713857900, 799520848, 869044400, 999401060, 1249251325, 1427715800, 1998802120, 2498502650, 2855431600, 3997604240, 4997005300, 9994010600, 19988021200]

約数ペア:

[(1, 19988021200), (2, 9994010600), (4, 4997005300), (5, 3997604240), (7, 2855431600), (8, 2498502650), (10, 1998802120), (14, 1427715800), (16, 1249251325), (20, 999401060), (23, 869044400), (25, 799520848), (28, 713857900), (35, 571086320), (40, 499700530), (46, 434522200), (49, 407918800), (50, 399760424), (56, 356928950), (70, 285543160), (80, 249850265), (92, 217261100), (98, 203959400), (100, 199880212), (101, 197901200), (112, 178464475), (115, 173808880), (140, 142771580), (161, 124149200), (175, 114217264), (184, 108630550), (196, 101979700), (200, 99940106), (202, 98950600), (230, 86904440), (245, 81583760), (280, 71385790), (322, 62074600), (350, 57108632), (368, 54315275), (392, 50989850), (400, 49970053), (404, 49475300), (439, 45530800), (460, 43452220), (490, 40791880), (505, 39580240), (560, 35692895), (575, 34761776), (644, 31037300), (700, 28554316), (707, 28271600), (784, 25494925), (805, 24829840), (808, 24737650), (878, 22765400), (920, 21726110), (980, 20395940), (1010, 19790120), (1127, 17735600), (1150, 17380888), (1225, 16316752), (1288, 15518650), (1400, 14277158), (1414, 14135800), (1610, 12414920), (1616, 12368825), (1756, 11382700), (1840, 10863055), (1960, 10197970), (2020, 9895060), (2195, 9106160), (2254, 8867800), (2300, 8690444), (2323, 8604400), (2450, 8158376), (2525, 7916048), (2576, 7759325), (2800, 7138579), (2828, 7067900), (3073, 6504400), (3220, 6207460), (3512, 5691350), (3535, 5654320), (3920, 5098985), (4025, 4965968), (4040, 4947530), (4390, 4553080), (4508, 4433900), (4600, 4345222), (4646, 4302200), (4900, 4079188), (4949, 4038800), (5050, 3958024), (5635, 3547120), (5656, 3533950), (6146, 3252200), (6440, 3103730), (7024, 2845675), (7070, 2827160), (8050, 2482984), (8080, 2473765), (8780, 2276540), (9016, 2216950), (9200, 2172611), (9292, 2151100), (9800, 2039594), (9898, 2019400), (10097, 1979600), (10100, 1979012), (10975, 1821232), (11270, 1773560), (11312, 1766975), (11615, 1720880), (12292, 1626100), (12880, 1551865), (14140, 1413580), (15365, 1300880), (16100, 1241492), (16261, 1229200), (17560, 1138270), (17675, 1130864), (18032, 1108475), (18584, 1075550), (19600, 1019797), (19796, 1009700), (20194, 989800), (20200, 989506), (21511, 929200), (21950, 910616), (22540, 886780), (23230, 860440), (24584, 813050), (24745, 807760), (28175, 709424), (28280, 706790), (30730, 650440), (32200, 620746), (32522, 614600), (35120, 569135), (35350, 565432), (37168, 537775), (39592, 504850), (40388, 494900), (40400, 494753), (43022, 464600), (43900, 455308), (44339, 450800), (45080, 443390), (46460, 430220), (49168, 406525), (49490, 403880), (50485, 395920), (56350, 354712), (56560, 353395), (58075, 344176), (61460, 325220), (64400, 310373), (65044, 307300), (70679, 282800), (70700, 282716), (76825, 260176), (79184, 252425), (80776, 247450), (81305, 245840), (86044, 232300), (87800, 227654), (88678, 225400), (90160, 221695), (92920, 215110), (98980, 201940), (100970, 197960), (107555, 185840), (112700, 177356), (113827, 175600), (116150, 172088), (122920, 162610), (123725, 161552), (130088, 153650), (141358, 141400)]