217595280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{18503}}^1$

素因数の和:18533

約数の個数: 120

約数和(自身を含む): 784717632

約数和(自身を除く): 567122352

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, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 18503, 37006, 55509, 74012, 92515, 111018, 129521, 148024, 185030, 222036, 259042, 277545, 296048, 370060, 388563, 444072, 518084, 555090, 647605, 740120, 777126, 888144, 906647, 1036168, 1110180, 1295210, 1480240, 1554252, 1813294, 1942815, 2072336, 2220360, 2590420, 2719941, 3108504, 3626588, 3885630, 4440720, 4533235, 5180840, 5439882, 6217008, 7253176, 7771260, 9066470, 10361680, 10879764, 13599705, 14506352, 15542520, 18132940, 21759528, 27199410, 31085040, 36265880, 43519056, 54398820, 72531760, 108797640, 217595280]

約数ペア:

[(1, 217595280), (2, 108797640), (3, 72531760), (4, 54398820), (5, 43519056), (6, 36265880), (7, 31085040), (8, 27199410), (10, 21759528), (12, 18132940), (14, 15542520), (15, 14506352), (16, 13599705), (20, 10879764), (21, 10361680), (24, 9066470), (28, 7771260), (30, 7253176), (35, 6217008), (40, 5439882), (42, 5180840), (48, 4533235), (49, 4440720), (56, 3885630), (60, 3626588), (70, 3108504), (80, 2719941), (84, 2590420), (98, 2220360), (105, 2072336), (112, 1942815), (120, 1813294), (140, 1554252), (147, 1480240), (168, 1295210), (196, 1110180), (210, 1036168), (240, 906647), (245, 888144), (280, 777126), (294, 740120), (336, 647605), (392, 555090), (420, 518084), (490, 444072), (560, 388563), (588, 370060), (735, 296048), (784, 277545), (840, 259042), (980, 222036), (1176, 185030), (1470, 148024), (1680, 129521), (1960, 111018), (2352, 92515), (2940, 74012), (3920, 55509), (5880, 37006), (11760, 18503)]