215070856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 548674560

約数和(自身を除く): 333603704

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 107, 143, 154, 182, 214, 251, 286, 308, 364, 428, 502, 572, 616, 728, 749, 856, 1001, 1004, 1144, 1177, 1391, 1498, 1757, 2002, 2008, 2354, 2761, 2782, 2996, 3263, 3514, 4004, 4708, 5522, 5564, 5992, 6526, 7028, 8008, 8239, 9416, 9737, 11044, 11128, 13052, 14056, 15301, 16478, 19327, 19474, 22088, 22841, 26104, 26857, 30602, 32956, 35893, 38654, 38948, 45682, 53714, 61204, 65912, 71786, 77308, 77896, 91364, 107107, 107428, 122408, 143572, 154616, 182728, 187999, 214214, 214856, 251251, 287144, 295427, 349141, 375998, 428428, 502502, 590854, 698282, 751996, 856856, 1005004, 1181708, 1396564, 1503992, 2010008, 2067989, 2363416, 2443987, 2793128, 3840551, 4135978, 4887974, 7681102, 8271956, 9775948, 15362204, 16543912, 19551896, 26883857, 30724408, 53767714, 107535428, 215070856]

約数ペア:

[(1, 215070856), (2, 107535428), (4, 53767714), (7, 30724408), (8, 26883857), (11, 19551896), (13, 16543912), (14, 15362204), (22, 9775948), (26, 8271956), (28, 7681102), (44, 4887974), (52, 4135978), (56, 3840551), (77, 2793128), (88, 2443987), (91, 2363416), (104, 2067989), (107, 2010008), (143, 1503992), (154, 1396564), (182, 1181708), (214, 1005004), (251, 856856), (286, 751996), (308, 698282), (364, 590854), (428, 502502), (502, 428428), (572, 375998), (616, 349141), (728, 295427), (749, 287144), (856, 251251), (1001, 214856), (1004, 214214), (1144, 187999), (1177, 182728), (1391, 154616), (1498, 143572), (1757, 122408), (2002, 107428), (2008, 107107), (2354, 91364), (2761, 77896), (2782, 77308), (2996, 71786), (3263, 65912), (3514, 61204), (4004, 53714), (4708, 45682), (5522, 38948), (5564, 38654), (5992, 35893), (6526, 32956), (7028, 30602), (8008, 26857), (8239, 26104), (9416, 22841), (9737, 22088), (11044, 19474), (11128, 19327), (13052, 16478), (14056, 15301)]