775860560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1163}}^1$

素因数の和:1476

約数の個数: 80

約数和(自身を含む): 1870594560

約数和(自身を除く): 1094734000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 269, 310, 496, 538, 620, 1076, 1163, 1240, 1345, 2152, 2326, 2480, 2690, 4304, 4652, 5380, 5815, 8339, 9304, 10760, 11630, 16678, 18608, 21520, 23260, 33356, 36053, 41695, 46520, 66712, 72106, 83390, 93040, 133424, 144212, 166780, 180265, 288424, 312847, 333560, 360530, 576848, 625694, 667120, 721060, 1251388, 1442120, 1564235, 2502776, 2884240, 3128470, 5005552, 6256940, 9698257, 12513880, 19396514, 25027760, 38793028, 48491285, 77586056, 96982570, 155172112, 193965140, 387930280, 775860560]

約数ペア:

[(1, 775860560), (2, 387930280), (4, 193965140), (5, 155172112), (8, 96982570), (10, 77586056), (16, 48491285), (20, 38793028), (31, 25027760), (40, 19396514), (62, 12513880), (80, 9698257), (124, 6256940), (155, 5005552), (248, 3128470), (269, 2884240), (310, 2502776), (496, 1564235), (538, 1442120), (620, 1251388), (1076, 721060), (1163, 667120), (1240, 625694), (1345, 576848), (2152, 360530), (2326, 333560), (2480, 312847), (2690, 288424), (4304, 180265), (4652, 166780), (5380, 144212), (5815, 133424), (8339, 93040), (9304, 83390), (10760, 72106), (11630, 66712), (16678, 46520), (18608, 41695), (21520, 36053), (23260, 33356)]