218797040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3229}}^1$

素因数の和:3271

約数の個数: 120

約数和(自身を含む): 639229920

約数和(自身を除く): 420432880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3229, 3388, 4235, 4840, 6160, 6458, 6776, 8470, 9680, 12916, 13552, 16145, 16940, 22603, 25832, 32290, 33880, 35519, 45206, 51664, 64580, 67760, 71038, 90412, 113015, 129160, 142076, 177595, 180824, 226030, 248633, 258320, 284152, 355190, 361648, 390709, 452060, 497266, 568304, 710380, 781418, 904120, 994532, 1243165, 1420760, 1562836, 1808240, 1953545, 1989064, 2486330, 2734963, 2841520, 3125672, 3907090, 3978128, 4972660, 5469926, 6251344, 7814180, 9945320, 10939852, 13674815, 15628360, 19890640, 21879704, 27349630, 31256720, 43759408, 54699260, 109398520, 218797040]

約数ペア:

[(1, 218797040), (2, 109398520), (4, 54699260), (5, 43759408), (7, 31256720), (8, 27349630), (10, 21879704), (11, 19890640), (14, 15628360), (16, 13674815), (20, 10939852), (22, 9945320), (28, 7814180), (35, 6251344), (40, 5469926), (44, 4972660), (55, 3978128), (56, 3907090), (70, 3125672), (77, 2841520), (80, 2734963), (88, 2486330), (110, 1989064), (112, 1953545), (121, 1808240), (140, 1562836), (154, 1420760), (176, 1243165), (220, 994532), (242, 904120), (280, 781418), (308, 710380), (385, 568304), (440, 497266), (484, 452060), (560, 390709), (605, 361648), (616, 355190), (770, 284152), (847, 258320), (880, 248633), (968, 226030), (1210, 180824), (1232, 177595), (1540, 142076), (1694, 129160), (1936, 113015), (2420, 90412), (3080, 71038), (3229, 67760), (3388, 64580), (4235, 51664), (4840, 45206), (6160, 35519), (6458, 33880), (6776, 32290), (8470, 25832), (9680, 22603), (12916, 16940), (13552, 16145)]