199974420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1836

約数の個数: 144

約数和(自身を含む): 656772480

約数和(自身を除く): 456798060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 243, 270, 276, 324, 345, 405, 414, 460, 486, 540, 621, 690, 810, 828, 972, 1035, 1215, 1242, 1380, 1620, 1789, 1863, 2070, 2430, 2484, 3105, 3578, 3726, 4140, 4860, 5367, 5589, 6210, 7156, 7452, 8945, 9315, 10734, 11178, 12420, 16101, 17890, 18630, 21468, 22356, 26835, 27945, 32202, 35780, 37260, 41147, 48303, 53670, 55890, 64404, 80505, 82294, 96606, 107340, 111780, 123441, 144909, 161010, 164588, 193212, 205735, 241515, 246882, 289818, 322020, 370323, 411470, 434727, 483030, 493764, 579636, 617205, 724545, 740646, 822940, 869454, 966060, 1110969, 1234410, 1449090, 1481292, 1738908, 1851615, 2173635, 2221938, 2468820, 2898180, 3332907, 3703230, 4347270, 4443876, 5554845, 6665814, 7406460, 8694540, 9998721, 11109690, 13331628, 16664535, 19997442, 22219380, 33329070, 39994884, 49993605, 66658140, 99987210, 199974420]

約数ペア:

[(1, 199974420), (2, 99987210), (3, 66658140), (4, 49993605), (5, 39994884), (6, 33329070), (9, 22219380), (10, 19997442), (12, 16664535), (15, 13331628), (18, 11109690), (20, 9998721), (23, 8694540), (27, 7406460), (30, 6665814), (36, 5554845), (45, 4443876), (46, 4347270), (54, 3703230), (60, 3332907), (69, 2898180), (81, 2468820), (90, 2221938), (92, 2173635), (108, 1851615), (115, 1738908), (135, 1481292), (138, 1449090), (162, 1234410), (180, 1110969), (207, 966060), (230, 869454), (243, 822940), (270, 740646), (276, 724545), (324, 617205), (345, 579636), (405, 493764), (414, 483030), (460, 434727), (486, 411470), (540, 370323), (621, 322020), (690, 289818), (810, 246882), (828, 241515), (972, 205735), (1035, 193212), (1215, 164588), (1242, 161010), (1380, 144909), (1620, 123441), (1789, 111780), (1863, 107340), (2070, 96606), (2430, 82294), (2484, 80505), (3105, 64404), (3578, 55890), (3726, 53670), (4140, 48303), (4860, 41147), (5367, 37260), (5589, 35780), (6210, 32202), (7156, 27945), (7452, 26835), (8945, 22356), (9315, 21468), (10734, 18630), (11178, 17890), (12420, 16101)]