20921855678430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2207}}^1\times {\mathrm{5827}}^1$

素因数の和:8239

約数の個数: 256

約数和(自身を含む): 58822401982464

約数和(自身を除く): 37900546304034

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 127, 183, 210, 254, 305, 366, 381, 427, 610, 635, 762, 854, 889, 915, 1270, 1281, 1778, 1830, 1905, 2135, 2207, 2562, 2667, 3810, 4270, 4414, 4445, 5334, 5827, 6405, 6621, 7747, 8890, 11035, 11654, 12810, 13242, 13335, 15449, 15494, 17481, 22070, 23241, 26670, 29135, 30898, 33105, 34962, 38735, 40789, 46347, 46482, 54229, 58270, 66210, 77245, 77470, 81578, 87405, 92694, 108458, 116205, 122367, 134627, 154490, 162687, 174810, 203945, 231735, 232410, 244734, 269254, 271145, 280289, 325374, 355447, 403881, 407890, 463470, 542290, 560578, 611835, 673135, 710894, 740029, 807762, 813435, 840867, 942389, 1066341, 1223670, 1346270, 1401445, 1480058, 1626870, 1681734, 1777235, 1884778, 1962023, 2019405, 2132682, 2220087, 2488129, 2802890, 2827167, 3554470, 3700145, 3924046, 4038810, 4204335, 4440174, 4711945, 4976258, 5180203, 5331705, 5654334, 5886069, 7400290, 7464387, 8408670, 9423890, 9810115, 10360406, 10663410, 11100435, 11772138, 12440645, 12860189, 14135835, 14928774, 15540609, 17097629, 19620230, 22200870, 24881290, 25720378, 25901015, 28271670, 29430345, 31081218, 34195258, 37321935, 38580567, 45141769, 51292887, 51802030, 58860690, 64300945, 74643870, 77161134, 77703045, 85488145, 90021323, 90283538, 102585774, 119683403, 128601890, 135425307, 155406090, 170976290, 180042646, 192902835, 225708845, 239366806, 256464435, 270063969, 270850614, 315992383, 359050209, 385805670, 450106615, 451417690, 512928870, 540127938, 598417015, 631984766, 677126535, 718100418, 784471529, 900213230, 947977149, 1196834030, 1350319845, 1354253070, 1568943058, 1579961915, 1633244003, 1795251045, 1895954298, 2353414587, 2700639690, 3159923830, 3266488006, 3590502090, 3922357645, 4706829174, 4739885745, 4899732009, 5491300703, 7844715290, 8166220015, 9479771490, 9799464018, 10982601406, 11432708021, 11767072935, 16332440030, 16473902109, 22865416042, 23534145870, 24498660045, 27456503515, 32947804218, 34298124063, 48997320090, 54913007030, 57163540105, 68596248126, 82369510545, 99627884183, 114327080210, 164739021090, 171490620315, 199255768366, 298883652549, 342981240630, 498139420915, 597767305098, 697395189281, 996278841830, 1394790378562, 1494418262745, 2092185567843, 2988836525490, 3486975946405, 4184371135686, 6973951892810, 10460927839215, 20921855678430]

約数ペア:

[(1, 20921855678430), (2, 10460927839215), (3, 6973951892810), (5, 4184371135686), (6, 3486975946405), (7, 2988836525490), (10, 2092185567843), (14, 1494418262745), (15, 1394790378562), (21, 996278841830), (30, 697395189281), (35, 597767305098), (42, 498139420915), (61, 342981240630), (70, 298883652549), (105, 199255768366), (122, 171490620315), (127, 164739021090), (183, 114327080210), (210, 99627884183), (254, 82369510545), (305, 68596248126), (366, 57163540105), (381, 54913007030), (427, 48997320090), (610, 34298124063), (635, 32947804218), (762, 27456503515), (854, 24498660045), (889, 23534145870), (915, 22865416042), (1270, 16473902109), (1281, 16332440030), (1778, 11767072935), (1830, 11432708021), (1905, 10982601406), (2135, 9799464018), (2207, 9479771490), (2562, 8166220015), (2667, 7844715290), (3810, 5491300703), (4270, 4899732009), (4414, 4739885745), (4445, 4706829174), (5334, 3922357645), (5827, 3590502090), (6405, 3266488006), (6621, 3159923830), (7747, 2700639690), (8890, 2353414587), (11035, 1895954298), (11654, 1795251045), (12810, 1633244003), (13242, 1579961915), (13335, 1568943058), (15449, 1354253070), (15494, 1350319845), (17481, 1196834030), (22070, 947977149), (23241, 900213230), (26670, 784471529), (29135, 718100418), (30898, 677126535), (33105, 631984766), (34962, 598417015), (38735, 540127938), (40789, 512928870), (46347, 451417690), (46482, 450106615), (54229, 385805670), (58270, 359050209), (66210, 315992383), (77245, 270850614), (77470, 270063969), (81578, 256464435), (87405, 239366806), (92694, 225708845), (108458, 192902835), (116205, 180042646), (122367, 170976290), (134627, 155406090), (154490, 135425307), (162687, 128601890), (174810, 119683403), (203945, 102585774), (231735, 90283538), (232410, 90021323), (244734, 85488145), (269254, 77703045), (271145, 77161134), (280289, 74643870), (325374, 64300945), (355447, 58860690), (403881, 51802030), (407890, 51292887), (463470, 45141769), (542290, 38580567), (560578, 37321935), (611835, 34195258), (673135, 31081218), (710894, 29430345), (740029, 28271670), (807762, 25901015), (813435, 25720378), (840867, 24881290), (942389, 22200870), (1066341, 19620230), (1223670, 17097629), (1346270, 15540609), (1401445, 14928774), (1480058, 14135835), (1626870, 12860189), (1681734, 12440645), (1777235, 11772138), (1884778, 11100435), (1962023, 10663410), (2019405, 10360406), (2132682, 9810115), (2220087, 9423890), (2488129, 8408670), (2802890, 7464387), (2827167, 7400290), (3554470, 5886069), (3700145, 5654334), (3924046, 5331705), (4038810, 5180203), (4204335, 4976258), (4440174, 4711945)]