20878821000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 384

約数和(自身を含む): 72283760640

約数和(自身を除く): 51404939640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 101, 103, 120, 125, 150, 180, 200, 202, 206, 223, 225, 250, 300, 303, 309, 360, 375, 404, 412, 446, 450, 500, 505, 515, 600, 606, 618, 669, 750, 808, 824, 892, 900, 909, 927, 1000, 1010, 1030, 1115, 1125, 1212, 1236, 1338, 1500, 1515, 1545, 1784, 1800, 1818, 1854, 2007, 2020, 2060, 2230, 2250, 2424, 2472, 2525, 2575, 2676, 3000, 3030, 3090, 3345, 3636, 3708, 4014, 4040, 4120, 4460, 4500, 4545, 4635, 5050, 5150, 5352, 5575, 6060, 6180, 6690, 7272, 7416, 7575, 7725, 8028, 8920, 9000, 9090, 9270, 10035, 10100, 10300, 10403, 11150, 12120, 12360, 12625, 12875, 13380, 15150, 15450, 16056, 16725, 18180, 18540, 20070, 20200, 20600, 20806, 22300, 22523, 22725, 22969, 23175, 25250, 25750, 26760, 27875, 30300, 30900, 31209, 33450, 36360, 37080, 37875, 38625, 40140, 41612, 44600, 45046, 45450, 45938, 46350, 50175, 50500, 51500, 52015, 55750, 60600, 61800, 62418, 66900, 67569, 68907, 75750, 77250, 80280, 83224, 83625, 90092, 90900, 91876, 92700, 93627, 100350, 101000, 103000, 104030, 111500, 112615, 113625, 114845, 115875, 124836, 133800, 135138, 137814, 151500, 154500, 156045, 167250, 180184, 181800, 183752, 185400, 187254, 200700, 202707, 206721, 208060, 223000, 225230, 227250, 229690, 231750, 249672, 250875, 260075, 270276, 275628, 303000, 309000, 312090, 334500, 337845, 344535, 374508, 401400, 405414, 413442, 416120, 450460, 454500, 459380, 463500, 468135, 501750, 520150, 540552, 551256, 563075, 574225, 624180, 669000, 675690, 689070, 749016, 780225, 810828, 826884, 900920, 909000, 918760, 927000, 936270, 1003500, 1013535, 1033605, 1040300, 1126150, 1148450, 1248360, 1300375, 1351380, 1378140, 1560450, 1621656, 1653768, 1689225, 1722675, 1872540, 2007000, 2027070, 2067210, 2080600, 2252300, 2296900, 2319869, 2340675, 2600750, 2702760, 2756280, 2815375, 2871125, 3120900, 3378450, 3445350, 3745080, 3901125, 4054140, 4134420, 4504600, 4593800, 4639738, 4681350, 5067675, 5168025, 5201500, 5630750, 5742250, 6241800, 6756900, 6890700, 6959607, 7802250, 8108280, 8268840, 8446125, 8613375, 9279476, 9362700, 10135350, 10336050, 10403000, 11261500, 11484500, 11599345, 11703375, 13513800, 13781400, 13919214, 15604500, 16892250, 17226750, 18558952, 18725400, 20270700, 20672100, 20878821, 22523000, 22969000, 23198690, 23406750, 25338375, 25840125, 27838428, 31209000, 33784500, 34453500, 34798035, 40541400, 41344200, 41757642, 46397380, 46813500, 50676750, 51680250, 55676856, 57996725, 67569000, 68907000, 69596070, 83515284, 92794760, 93627000, 101353500, 103360500, 104394105, 115993450, 139192140, 167030568, 173990175, 202707000, 206721000, 208788210, 231986900, 278384280, 289983625, 347980350, 417576420, 463973800, 521970525, 579967250, 695960700, 835152840, 869950875, 1043941050, 1159934500, 1391921400, 1739901750, 2087882100, 2319869000, 2609852625, 3479803500, 4175764200, 5219705250, 6959607000, 10439410500, 20878821000]

約数ペア:

[(1, 20878821000), (2, 10439410500), (3, 6959607000), (4, 5219705250), (5, 4175764200), (6, 3479803500), (8, 2609852625), (9, 2319869000), (10, 2087882100), (12, 1739901750), (15, 1391921400), (18, 1159934500), (20, 1043941050), (24, 869950875), (25, 835152840), (30, 695960700), (36, 579967250), (40, 521970525), (45, 463973800), (50, 417576420), (60, 347980350), (72, 289983625), (75, 278384280), (90, 231986900), (100, 208788210), (101, 206721000), (103, 202707000), (120, 173990175), (125, 167030568), (150, 139192140), (180, 115993450), (200, 104394105), (202, 103360500), (206, 101353500), (223, 93627000), (225, 92794760), (250, 83515284), (300, 69596070), (303, 68907000), (309, 67569000), (360, 57996725), (375, 55676856), (404, 51680250), (412, 50676750), (446, 46813500), (450, 46397380), (500, 41757642), (505, 41344200), (515, 40541400), (600, 34798035), (606, 34453500), (618, 33784500), (669, 31209000), (750, 27838428), (808, 25840125), (824, 25338375), (892, 23406750), (900, 23198690), (909, 22969000), (927, 22523000), (1000, 20878821), (1010, 20672100), (1030, 20270700), (1115, 18725400), (1125, 18558952), (1212, 17226750), (1236, 16892250), (1338, 15604500), (1500, 13919214), (1515, 13781400), (1545, 13513800), (1784, 11703375), (1800, 11599345), (1818, 11484500), (1854, 11261500), (2007, 10403000), (2020, 10336050), (2060, 10135350), (2230, 9362700), (2250, 9279476), (2424, 8613375), (2472, 8446125), (2525, 8268840), (2575, 8108280), (2676, 7802250), (3000, 6959607), (3030, 6890700), (3090, 6756900), (3345, 6241800), (3636, 5742250), (3708, 5630750), (4014, 5201500), (4040, 5168025), (4120, 5067675), (4460, 4681350), (4500, 4639738), (4545, 4593800), (4635, 4504600), (5050, 4134420), (5150, 4054140), (5352, 3901125), (5575, 3745080), (6060, 3445350), (6180, 3378450), (6690, 3120900), (7272, 2871125), (7416, 2815375), (7575, 2756280), (7725, 2702760), (8028, 2600750), (8920, 2340675), (9000, 2319869), (9090, 2296900), (9270, 2252300), (10035, 2080600), (10100, 2067210), (10300, 2027070), (10403, 2007000), (11150, 1872540), (12120, 1722675), (12360, 1689225), (12625, 1653768), (12875, 1621656), (13380, 1560450), (15150, 1378140), (15450, 1351380), (16056, 1300375), (16725, 1248360), (18180, 1148450), (18540, 1126150), (20070, 1040300), (20200, 1033605), (20600, 1013535), (20806, 1003500), (22300, 936270), (22523, 927000), (22725, 918760), (22969, 909000), (23175, 900920), (25250, 826884), (25750, 810828), (26760, 780225), (27875, 749016), (30300, 689070), (30900, 675690), (31209, 669000), (33450, 624180), (36360, 574225), (37080, 563075), (37875, 551256), (38625, 540552), (40140, 520150), (41612, 501750), (44600, 468135), (45046, 463500), (45450, 459380), (45938, 454500), (46350, 450460), (50175, 416120), (50500, 413442), (51500, 405414), (52015, 401400), (55750, 374508), (60600, 344535), (61800, 337845), (62418, 334500), (66900, 312090), (67569, 309000), (68907, 303000), (75750, 275628), (77250, 270276), (80280, 260075), (83224, 250875), (83625, 249672), (90092, 231750), (90900, 229690), (91876, 227250), (92700, 225230), (93627, 223000), (100350, 208060), (101000, 206721), (103000, 202707), (104030, 200700), (111500, 187254), (112615, 185400), (113625, 183752), (114845, 181800), (115875, 180184), (124836, 167250), (133800, 156045), (135138, 154500), (137814, 151500)]