260777000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 674369280

約数和(自身を除く): 413592280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 151, 157, 200, 220, 250, 275, 302, 314, 440, 500, 550, 604, 628, 755, 785, 1000, 1100, 1208, 1256, 1375, 1510, 1570, 1661, 1727, 2200, 2750, 3020, 3140, 3322, 3454, 3775, 3925, 5500, 6040, 6280, 6644, 6908, 7550, 7850, 8305, 8635, 11000, 13288, 13816, 15100, 15700, 16610, 17270, 18875, 19625, 23707, 30200, 31400, 33220, 34540, 37750, 39250, 41525, 43175, 47414, 66440, 69080, 75500, 78500, 83050, 86350, 94828, 118535, 151000, 157000, 166100, 172700, 189656, 207625, 215875, 237070, 260777, 332200, 345400, 415250, 431750, 474140, 521554, 592675, 830500, 863500, 948280, 1043108, 1185350, 1303885, 1661000, 1727000, 2086216, 2370700, 2607770, 2963375, 4741400, 5215540, 5926750, 6519425, 10431080, 11853500, 13038850, 23707000, 26077700, 32597125, 52155400, 65194250, 130388500, 260777000]

約数ペア:

[(1, 260777000), (2, 130388500), (4, 65194250), (5, 52155400), (8, 32597125), (10, 26077700), (11, 23707000), (20, 13038850), (22, 11853500), (25, 10431080), (40, 6519425), (44, 5926750), (50, 5215540), (55, 4741400), (88, 2963375), (100, 2607770), (110, 2370700), (125, 2086216), (151, 1727000), (157, 1661000), (200, 1303885), (220, 1185350), (250, 1043108), (275, 948280), (302, 863500), (314, 830500), (440, 592675), (500, 521554), (550, 474140), (604, 431750), (628, 415250), (755, 345400), (785, 332200), (1000, 260777), (1100, 237070), (1208, 215875), (1256, 207625), (1375, 189656), (1510, 172700), (1570, 166100), (1661, 157000), (1727, 151000), (2200, 118535), (2750, 94828), (3020, 86350), (3140, 83050), (3322, 78500), (3454, 75500), (3775, 69080), (3925, 66440), (5500, 47414), (6040, 43175), (6280, 41525), (6644, 39250), (6908, 37750), (7550, 34540), (7850, 33220), (8305, 31400), (8635, 30200), (11000, 23707), (13288, 19625), (13816, 18875), (15100, 17270), (15700, 16610)]