205175848080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122128481}}^1$

素因数の和:122128504

約数の個数: 80

約数和(自身を含む): 726908724864

約数和(自身を除く): 521732876784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122128481, 244256962, 366385443, 488513924, 610642405, 732770886, 854899367, 977027848, 1221284810, 1465541772, 1709798734, 1831927215, 1954055696, 2442569620, 2564698101, 2931083544, 3419597468, 3663854430, 4274496835, 4885139240, 5129396202, 5862167088, 6839194936, 7327708860, 8548993670, 9770278480, 10258792404, 12823490505, 13678389872, 14655417720, 17097987340, 20517584808, 25646981010, 29310835440, 34195974680, 41035169616, 51293962020, 68391949360, 102587924040, 205175848080]

約数ペア:

[(1, 205175848080), (2, 102587924040), (3, 68391949360), (4, 51293962020), (5, 41035169616), (6, 34195974680), (7, 29310835440), (8, 25646981010), (10, 20517584808), (12, 17097987340), (14, 14655417720), (15, 13678389872), (16, 12823490505), (20, 10258792404), (21, 9770278480), (24, 8548993670), (28, 7327708860), (30, 6839194936), (35, 5862167088), (40, 5129396202), (42, 4885139240), (48, 4274496835), (56, 3663854430), (60, 3419597468), (70, 2931083544), (80, 2564698101), (84, 2442569620), (105, 1954055696), (112, 1831927215), (120, 1709798734), (140, 1465541772), (168, 1221284810), (210, 977027848), (240, 854899367), (280, 732770886), (336, 610642405), (420, 488513924), (560, 366385443), (840, 244256962), (1680, 122128481)]