20178468240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{4679}}^1$

素因数の和:4870

約数の個数: 320

約数和(自身を含む): 76212264960

約数和(自身を除く): 56033796720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 151, 168, 170, 204, 210, 238, 240, 255, 272, 280, 302, 336, 340, 357, 408, 420, 453, 476, 510, 560, 595, 604, 680, 714, 755, 816, 840, 906, 952, 1020, 1057, 1190, 1208, 1360, 1428, 1510, 1680, 1785, 1812, 1904, 2040, 2114, 2265, 2380, 2416, 2567, 2856, 3020, 3171, 3570, 3624, 4080, 4228, 4530, 4679, 4760, 5134, 5285, 5712, 6040, 6342, 7140, 7248, 7701, 8456, 9060, 9358, 9520, 10268, 10570, 12080, 12684, 12835, 14037, 14280, 15402, 15855, 16912, 17969, 18120, 18716, 20536, 21140, 23395, 25368, 25670, 28074, 28560, 30804, 31710, 32753, 35938, 36240, 37432, 38505, 41072, 42280, 46790, 50736, 51340, 53907, 56148, 61608, 63420, 65506, 70185, 71876, 74864, 77010, 79543, 84560, 89845, 93580, 98259, 102680, 107814, 112296, 123216, 126840, 131012, 140370, 143752, 154020, 159086, 163765, 179690, 187160, 196518, 205360, 215628, 224592, 238629, 253680, 262024, 269535, 280740, 287504, 308040, 318172, 327530, 359380, 374320, 393036, 397715, 431256, 477258, 491295, 524048, 539070, 556801, 561480, 616080, 636344, 655060, 706529, 718760, 786072, 795430, 862512, 954516, 982590, 1078140, 1113602, 1122960, 1193145, 1272688, 1310120, 1413058, 1437520, 1572144, 1590860, 1670403, 1909032, 1965180, 2119587, 2156280, 2227204, 2386290, 2620240, 2784005, 2826116, 3181720, 3340806, 3532645, 3818064, 3930360, 4239174, 4312560, 4454408, 4772580, 4945703, 5568010, 5652232, 6363440, 6681612, 7065290, 7860720, 8352015, 8478348, 8908816, 9545160, 9891406, 10597935, 11136020, 11304464, 12010993, 13363224, 14130580, 14837109, 16704030, 16956696, 19090320, 19782812, 21195870, 22272040, 24021986, 24728515, 26726448, 28261160, 29674218, 33408060, 33913392, 36032979, 39565624, 42391740, 44544080, 48043972, 49457030, 56522320, 59348436, 60054965, 66816120, 72065958, 74185545, 79131248, 84076951, 84783480, 96087944, 98914060, 118696872, 120109930, 133632240, 144131916, 148371090, 168153902, 169566960, 180164895, 192175888, 197828120, 237393744, 240219860, 252230853, 288263832, 296742180, 336307804, 360329790, 395656240, 420384755, 480439720, 504461706, 576527664, 593484360, 672615608, 720659580, 840769510, 960879440, 1008923412, 1186968720, 1261154265, 1345231216, 1441319160, 1681539020, 2017846824, 2522308530, 2882638320, 3363078040, 4035693648, 5044617060, 6726156080, 10089234120, 20178468240]

約数ペア:

[(1, 20178468240), (2, 10089234120), (3, 6726156080), (4, 5044617060), (5, 4035693648), (6, 3363078040), (7, 2882638320), (8, 2522308530), (10, 2017846824), (12, 1681539020), (14, 1441319160), (15, 1345231216), (16, 1261154265), (17, 1186968720), (20, 1008923412), (21, 960879440), (24, 840769510), (28, 720659580), (30, 672615608), (34, 593484360), (35, 576527664), (40, 504461706), (42, 480439720), (48, 420384755), (51, 395656240), (56, 360329790), (60, 336307804), (68, 296742180), (70, 288263832), (80, 252230853), (84, 240219860), (85, 237393744), (102, 197828120), (105, 192175888), (112, 180164895), (119, 169566960), (120, 168153902), (136, 148371090), (140, 144131916), (151, 133632240), (168, 120109930), (170, 118696872), (204, 98914060), (210, 96087944), (238, 84783480), (240, 84076951), (255, 79131248), (272, 74185545), (280, 72065958), (302, 66816120), (336, 60054965), (340, 59348436), (357, 56522320), (408, 49457030), (420, 48043972), (453, 44544080), (476, 42391740), (510, 39565624), (560, 36032979), (595, 33913392), (604, 33408060), (680, 29674218), (714, 28261160), (755, 26726448), (816, 24728515), (840, 24021986), (906, 22272040), (952, 21195870), (1020, 19782812), (1057, 19090320), (1190, 16956696), (1208, 16704030), (1360, 14837109), (1428, 14130580), (1510, 13363224), (1680, 12010993), (1785, 11304464), (1812, 11136020), (1904, 10597935), (2040, 9891406), (2114, 9545160), (2265, 8908816), (2380, 8478348), (2416, 8352015), (2567, 7860720), (2856, 7065290), (3020, 6681612), (3171, 6363440), (3570, 5652232), (3624, 5568010), (4080, 4945703), (4228, 4772580), (4530, 4454408), (4679, 4312560), (4760, 4239174), (5134, 3930360), (5285, 3818064), (5712, 3532645), (6040, 3340806), (6342, 3181720), (7140, 2826116), (7248, 2784005), (7701, 2620240), (8456, 2386290), (9060, 2227204), (9358, 2156280), (9520, 2119587), (10268, 1965180), (10570, 1909032), (12080, 1670403), (12684, 1590860), (12835, 1572144), (14037, 1437520), (14280, 1413058), (15402, 1310120), (15855, 1272688), (16912, 1193145), (17969, 1122960), (18120, 1113602), (18716, 1078140), (20536, 982590), (21140, 954516), (23395, 862512), (25368, 795430), (25670, 786072), (28074, 718760), (28560, 706529), (30804, 655060), (31710, 636344), (32753, 616080), (35938, 561480), (36240, 556801), (37432, 539070), (38505, 524048), (41072, 491295), (42280, 477258), (46790, 431256), (50736, 397715), (51340, 393036), (53907, 374320), (56148, 359380), (61608, 327530), (63420, 318172), (65506, 308040), (70185, 287504), (71876, 280740), (74864, 269535), (77010, 262024), (79543, 253680), (84560, 238629), (89845, 224592), (93580, 215628), (98259, 205360), (102680, 196518), (107814, 187160), (112296, 179690), (123216, 163765), (126840, 159086), (131012, 154020), (140370, 143752)]