685002120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{751}}^1$

素因数の和:1467

約数の個数: 128

約数和(自身を含む): 2248058880

約数和(自身を除く): 1563056760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 691, 751, 1320, 1382, 1502, 2073, 2253, 2764, 3004, 3455, 3755, 4146, 4506, 5528, 6008, 6910, 7510, 7601, 8261, 8292, 9012, 10365, 11265, 13820, 15020, 15202, 16522, 16584, 18024, 20730, 22530, 22803, 24783, 27640, 30040, 30404, 33044, 38005, 41305, 41460, 45060, 45606, 49566, 60808, 66088, 76010, 82610, 82920, 90120, 91212, 99132, 114015, 123915, 152020, 165220, 182424, 198264, 228030, 247830, 304040, 330440, 456060, 495660, 518941, 912120, 991320, 1037882, 1556823, 2075764, 2594705, 3113646, 4151528, 5189410, 5708351, 6227292, 7784115, 10378820, 11416702, 12454584, 15568230, 17125053, 20757640, 22833404, 28541755, 31136460, 34250106, 45666808, 57083510, 62272920, 68500212, 85625265, 114167020, 137000424, 171250530, 228334040, 342501060, 685002120]

約数ペア:

[(1, 685002120), (2, 342501060), (3, 228334040), (4, 171250530), (5, 137000424), (6, 114167020), (8, 85625265), (10, 68500212), (11, 62272920), (12, 57083510), (15, 45666808), (20, 34250106), (22, 31136460), (24, 28541755), (30, 22833404), (33, 20757640), (40, 17125053), (44, 15568230), (55, 12454584), (60, 11416702), (66, 10378820), (88, 7784115), (110, 6227292), (120, 5708351), (132, 5189410), (165, 4151528), (220, 3113646), (264, 2594705), (330, 2075764), (440, 1556823), (660, 1037882), (691, 991320), (751, 912120), (1320, 518941), (1382, 495660), (1502, 456060), (2073, 330440), (2253, 304040), (2764, 247830), (3004, 228030), (3455, 198264), (3755, 182424), (4146, 165220), (4506, 152020), (5528, 123915), (6008, 114015), (6910, 99132), (7510, 91212), (7601, 90120), (8261, 82920), (8292, 82610), (9012, 76010), (10365, 66088), (11265, 60808), (13820, 49566), (15020, 45606), (15202, 45060), (16522, 41460), (16584, 41305), (18024, 38005), (20730, 33044), (22530, 30404), (22803, 30040), (24783, 27640)]