255698520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27673}}^1$

素因数の和:27705

約数の個数: 128

約数和(自身を含む): 956413440

約数和(自身を除く): 700714920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 27673, 55346, 83019, 110692, 138365, 166038, 193711, 221384, 276730, 304403, 332076, 387422, 415095, 553460, 581133, 608806, 664152, 774844, 830190, 913209, 968555, 1106920, 1162266, 1217612, 1522015, 1549688, 1660380, 1826418, 1937110, 2130821, 2324532, 2435224, 2905665, 3044030, 3320760, 3652836, 3874220, 4261642, 4566045, 4649064, 5811330, 6088060, 6392463, 7305672, 7748440, 8523284, 9132090, 10654105, 11622660, 12176120, 12784926, 17046568, 18264180, 21308210, 23245320, 25569852, 31962315, 36528360, 42616420, 51139704, 63924630, 85232840, 127849260, 255698520]

約数ペア:

[(1, 255698520), (2, 127849260), (3, 85232840), (4, 63924630), (5, 51139704), (6, 42616420), (7, 36528360), (8, 31962315), (10, 25569852), (11, 23245320), (12, 21308210), (14, 18264180), (15, 17046568), (20, 12784926), (21, 12176120), (22, 11622660), (24, 10654105), (28, 9132090), (30, 8523284), (33, 7748440), (35, 7305672), (40, 6392463), (42, 6088060), (44, 5811330), (55, 4649064), (56, 4566045), (60, 4261642), (66, 3874220), (70, 3652836), (77, 3320760), (84, 3044030), (88, 2905665), (105, 2435224), (110, 2324532), (120, 2130821), (132, 1937110), (140, 1826418), (154, 1660380), (165, 1549688), (168, 1522015), (210, 1217612), (220, 1162266), (231, 1106920), (264, 968555), (280, 913209), (308, 830190), (330, 774844), (385, 664152), (420, 608806), (440, 581133), (462, 553460), (616, 415095), (660, 387422), (770, 332076), (840, 304403), (924, 276730), (1155, 221384), (1320, 193711), (1540, 166038), (1848, 138365), (2310, 110692), (3080, 83019), (4620, 55346), (9240, 27673)]