217274960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:853

約数の個数: 160

約数和(自身を含む): 633173760

約数和(自身を除く): 415898800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 34, 35, 40, 56, 58, 68, 70, 80, 85, 112, 116, 119, 136, 140, 145, 170, 203, 232, 238, 272, 280, 290, 340, 406, 464, 476, 493, 560, 580, 595, 680, 787, 812, 952, 986, 1015, 1160, 1190, 1360, 1574, 1624, 1904, 1972, 2030, 2320, 2380, 2465, 3148, 3248, 3451, 3935, 3944, 4060, 4760, 4930, 5509, 6296, 6902, 7870, 7888, 8120, 9520, 9860, 11018, 12592, 13379, 13804, 15740, 16240, 17255, 19720, 22036, 22823, 26758, 27545, 27608, 31480, 34510, 39440, 44072, 45646, 53516, 55090, 55216, 62960, 66895, 69020, 88144, 91292, 93653, 107032, 110180, 114115, 133790, 138040, 159761, 182584, 187306, 214064, 220360, 228230, 267580, 276080, 319522, 365168, 374612, 387991, 440720, 456460, 468265, 535160, 639044, 749224, 775982, 798805, 912920, 936530, 1070320, 1278088, 1498448, 1551964, 1597610, 1825840, 1873060, 1939955, 2556176, 2715937, 3103928, 3195220, 3746120, 3879910, 5431874, 6207856, 6390440, 7492240, 7759820, 10863748, 12780880, 13579685, 15519640, 21727496, 27159370, 31039280, 43454992, 54318740, 108637480, 217274960]

約数ペア:

[(1, 217274960), (2, 108637480), (4, 54318740), (5, 43454992), (7, 31039280), (8, 27159370), (10, 21727496), (14, 15519640), (16, 13579685), (17, 12780880), (20, 10863748), (28, 7759820), (29, 7492240), (34, 6390440), (35, 6207856), (40, 5431874), (56, 3879910), (58, 3746120), (68, 3195220), (70, 3103928), (80, 2715937), (85, 2556176), (112, 1939955), (116, 1873060), (119, 1825840), (136, 1597610), (140, 1551964), (145, 1498448), (170, 1278088), (203, 1070320), (232, 936530), (238, 912920), (272, 798805), (280, 775982), (290, 749224), (340, 639044), (406, 535160), (464, 468265), (476, 456460), (493, 440720), (560, 387991), (580, 374612), (595, 365168), (680, 319522), (787, 276080), (812, 267580), (952, 228230), (986, 220360), (1015, 214064), (1160, 187306), (1190, 182584), (1360, 159761), (1574, 138040), (1624, 133790), (1904, 114115), (1972, 110180), (2030, 107032), (2320, 93653), (2380, 91292), (2465, 88144), (3148, 69020), (3248, 66895), (3451, 62960), (3935, 55216), (3944, 55090), (4060, 53516), (4760, 45646), (4930, 44072), (5509, 39440), (6296, 34510), (6902, 31480), (7870, 27608), (7888, 27545), (8120, 26758), (9520, 22823), (9860, 22036), (11018, 19720), (12592, 17255), (13379, 16240), (13804, 15740)]