20195825440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 384

約数和(自身を含む): 58834944000

約数和(自身を除く): 38639118560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 70, 74, 79, 80, 112, 124, 140, 148, 155, 158, 160, 185, 199, 217, 224, 248, 259, 280, 296, 310, 316, 370, 395, 398, 434, 496, 518, 553, 560, 592, 620, 632, 740, 790, 796, 868, 992, 995, 1036, 1085, 1106, 1120, 1147, 1184, 1240, 1264, 1295, 1393, 1480, 1580, 1592, 1736, 1990, 2072, 2170, 2212, 2294, 2449, 2480, 2528, 2590, 2765, 2786, 2923, 2960, 3160, 3184, 3472, 3980, 4144, 4340, 4424, 4588, 4898, 4960, 5180, 5530, 5572, 5735, 5846, 5920, 6169, 6320, 6368, 6944, 6965, 7363, 7960, 8029, 8288, 8680, 8848, 9176, 9796, 10360, 11060, 11144, 11470, 11692, 12245, 12338, 12640, 13930, 14615, 14726, 15721, 15920, 16058, 17143, 17360, 17696, 18352, 19592, 20461, 20720, 22120, 22288, 22940, 23384, 24490, 24676, 27860, 29230, 29452, 30845, 31442, 31840, 32116, 34286, 34720, 36704, 36815, 39184, 40145, 40922, 41440, 43183, 44240, 44576, 45880, 46768, 48980, 49352, 51541, 55720, 58460, 58904, 61690, 62884, 64232, 68572, 73630, 78368, 78605, 80290, 81844, 85715, 86366, 88480, 90613, 91760, 93536, 97960, 98704, 102305, 103082, 110047, 111440, 116920, 117808, 123380, 125768, 128464, 137144, 147260, 157210, 160580, 163688, 171430, 172732, 181226, 183520, 195920, 197408, 204610, 206164, 215915, 220094, 222880, 228253, 233840, 235616, 246760, 251536, 256928, 257705, 274288, 294520, 314420, 321160, 327376, 342860, 345464, 362452, 391840, 409220, 412328, 431830, 440188, 453065, 456506, 467680, 487351, 493520, 503072, 515410, 548576, 550235, 581677, 589040, 628840, 634291, 642320, 654752, 685720, 690928, 724904, 818440, 824656, 863660, 880376, 906130, 913012, 974702, 987040, 1030820, 1100470, 1141265, 1163354, 1178080, 1257680, 1268582, 1284640, 1371440, 1381856, 1449808, 1597771, 1636880, 1649312, 1727320, 1760752, 1812260, 1826024, 1949404, 2061640, 2200940, 2282530, 2326708, 2436755, 2515360, 2537164, 2742880, 2899616, 2908385, 3171455, 3195542, 3273760, 3411457, 3454640, 3521504, 3624520, 3652048, 3898808, 4071739, 4123280, 4401880, 4565060, 4653416, 4873510, 5074328, 5816770, 6342910, 6391084, 6822914, 6909280, 7249040, 7304096, 7797616, 7988855, 8143478, 8246560, 8803760, 9130120, 9306832, 9747020, 10148656, 11633540, 12685820, 12782168, 13645828, 14498080, 15595232, 15977710, 16286956, 17057285, 17607520, 18031987, 18260240, 18613664, 19494040, 20297312, 20358695, 23267080, 25371640, 25564336, 27291656, 31955420, 32573912, 34114570, 36063974, 36520480, 38988080, 40717390, 46534160, 50743280, 51128672, 54583312, 63910840, 65147824, 68229140, 72127948, 77976160, 81434780, 90159935, 93068320, 101486560, 109166624, 126223909, 127821680, 130295648, 136458280, 144255896, 162869560, 180319870, 252447818, 255643360, 272916560, 288511792, 325739120, 360639740, 504895636, 545833120, 577023584, 631119545, 651478240, 721279480, 1009791272, 1262239090, 1442558960, 2019582544, 2524478180, 2885117920, 4039165088, 5048956360, 10097912720, 20195825440]

約数ペア:

[(1, 20195825440), (2, 10097912720), (4, 5048956360), (5, 4039165088), (7, 2885117920), (8, 2524478180), (10, 2019582544), (14, 1442558960), (16, 1262239090), (20, 1009791272), (28, 721279480), (31, 651478240), (32, 631119545), (35, 577023584), (37, 545833120), (40, 504895636), (56, 360639740), (62, 325739120), (70, 288511792), (74, 272916560), (79, 255643360), (80, 252447818), (112, 180319870), (124, 162869560), (140, 144255896), (148, 136458280), (155, 130295648), (158, 127821680), (160, 126223909), (185, 109166624), (199, 101486560), (217, 93068320), (224, 90159935), (248, 81434780), (259, 77976160), (280, 72127948), (296, 68229140), (310, 65147824), (316, 63910840), (370, 54583312), (395, 51128672), (398, 50743280), (434, 46534160), (496, 40717390), (518, 38988080), (553, 36520480), (560, 36063974), (592, 34114570), (620, 32573912), (632, 31955420), (740, 27291656), (790, 25564336), (796, 25371640), (868, 23267080), (992, 20358695), (995, 20297312), (1036, 19494040), (1085, 18613664), (1106, 18260240), (1120, 18031987), (1147, 17607520), (1184, 17057285), (1240, 16286956), (1264, 15977710), (1295, 15595232), (1393, 14498080), (1480, 13645828), (1580, 12782168), (1592, 12685820), (1736, 11633540), (1990, 10148656), (2072, 9747020), (2170, 9306832), (2212, 9130120), (2294, 8803760), (2449, 8246560), (2480, 8143478), (2528, 7988855), (2590, 7797616), (2765, 7304096), (2786, 7249040), (2923, 6909280), (2960, 6822914), (3160, 6391084), (3184, 6342910), (3472, 5816770), (3980, 5074328), (4144, 4873510), (4340, 4653416), (4424, 4565060), (4588, 4401880), (4898, 4123280), (4960, 4071739), (5180, 3898808), (5530, 3652048), (5572, 3624520), (5735, 3521504), (5846, 3454640), (5920, 3411457), (6169, 3273760), (6320, 3195542), (6368, 3171455), (6944, 2908385), (6965, 2899616), (7363, 2742880), (7960, 2537164), (8029, 2515360), (8288, 2436755), (8680, 2326708), (8848, 2282530), (9176, 2200940), (9796, 2061640), (10360, 1949404), (11060, 1826024), (11144, 1812260), (11470, 1760752), (11692, 1727320), (12245, 1649312), (12338, 1636880), (12640, 1597771), (13930, 1449808), (14615, 1381856), (14726, 1371440), (15721, 1284640), (15920, 1268582), (16058, 1257680), (17143, 1178080), (17360, 1163354), (17696, 1141265), (18352, 1100470), (19592, 1030820), (20461, 987040), (20720, 974702), (22120, 913012), (22288, 906130), (22940, 880376), (23384, 863660), (24490, 824656), (24676, 818440), (27860, 724904), (29230, 690928), (29452, 685720), (30845, 654752), (31442, 642320), (31840, 634291), (32116, 628840), (34286, 589040), (34720, 581677), (36704, 550235), (36815, 548576), (39184, 515410), (40145, 503072), (40922, 493520), (41440, 487351), (43183, 467680), (44240, 456506), (44576, 453065), (45880, 440188), (46768, 431830), (48980, 412328), (49352, 409220), (51541, 391840), (55720, 362452), (58460, 345464), (58904, 342860), (61690, 327376), (62884, 321160), (64232, 314420), (68572, 294520), (73630, 274288), (78368, 257705), (78605, 256928), (80290, 251536), (81844, 246760), (85715, 235616), (86366, 233840), (88480, 228253), (90613, 222880), (91760, 220094), (93536, 215915), (97960, 206164), (98704, 204610), (102305, 197408), (103082, 195920), (110047, 183520), (111440, 181226), (116920, 172732), (117808, 171430), (123380, 163688), (125768, 160580), (128464, 157210), (137144, 147260)]