205322580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4813}}^1$

素因数の和:4910

約数の個数: 96

約数和(自身を含む): 647001600

約数和(自身を除く): 441679020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 474, 540, 711, 790, 948, 1185, 1422, 1580, 2133, 2370, 2844, 3555, 4266, 4740, 4813, 7110, 8532, 9626, 10665, 14220, 14439, 19252, 21330, 24065, 28878, 42660, 43317, 48130, 57756, 72195, 86634, 96260, 129951, 144390, 173268, 216585, 259902, 288780, 380227, 433170, 519804, 649755, 760454, 866340, 1140681, 1299510, 1520908, 1901135, 2281362, 2599020, 3422043, 3802270, 4562724, 5703405, 6844086, 7604540, 10266129, 11406810, 13688172, 17110215, 20532258, 22813620, 34220430, 41064516, 51330645, 68440860, 102661290, 205322580]

約数ペア:

[(1, 205322580), (2, 102661290), (3, 68440860), (4, 51330645), (5, 41064516), (6, 34220430), (9, 22813620), (10, 20532258), (12, 17110215), (15, 13688172), (18, 11406810), (20, 10266129), (27, 7604540), (30, 6844086), (36, 5703405), (45, 4562724), (54, 3802270), (60, 3422043), (79, 2599020), (90, 2281362), (108, 1901135), (135, 1520908), (158, 1299510), (180, 1140681), (237, 866340), (270, 760454), (316, 649755), (395, 519804), (474, 433170), (540, 380227), (711, 288780), (790, 259902), (948, 216585), (1185, 173268), (1422, 144390), (1580, 129951), (2133, 96260), (2370, 86634), (2844, 72195), (3555, 57756), (4266, 48130), (4740, 43317), (4813, 42660), (7110, 28878), (8532, 24065), (9626, 21330), (10665, 19252), (14220, 14439)]