212430972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 108

約数和(自身を含む): 559694520

約数和(自身を除く): 347263548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 109, 124, 156, 169, 186, 218, 327, 338, 372, 403, 436, 507, 654, 676, 806, 961, 1014, 1209, 1308, 1417, 1612, 1922, 2028, 2418, 2834, 2883, 3379, 3844, 4251, 4836, 5239, 5668, 5766, 6758, 8502, 10137, 10478, 11532, 12493, 13516, 15717, 17004, 18421, 20274, 20956, 24986, 31434, 36842, 37479, 40548, 43927, 49972, 55263, 62868, 73684, 74958, 87854, 104749, 110526, 131781, 149916, 162409, 175708, 209498, 221052, 263562, 314247, 324818, 418996, 487227, 527124, 571051, 628494, 649636, 974454, 1142102, 1256988, 1361737, 1713153, 1948908, 2284204, 2723474, 3426306, 4085211, 5446948, 6852612, 8170422, 16340844, 17702581, 35405162, 53107743, 70810324, 106215486, 212430972]

約数ペア:

[(1, 212430972), (2, 106215486), (3, 70810324), (4, 53107743), (6, 35405162), (12, 17702581), (13, 16340844), (26, 8170422), (31, 6852612), (39, 5446948), (52, 4085211), (62, 3426306), (78, 2723474), (93, 2284204), (109, 1948908), (124, 1713153), (156, 1361737), (169, 1256988), (186, 1142102), (218, 974454), (327, 649636), (338, 628494), (372, 571051), (403, 527124), (436, 487227), (507, 418996), (654, 324818), (676, 314247), (806, 263562), (961, 221052), (1014, 209498), (1209, 175708), (1308, 162409), (1417, 149916), (1612, 131781), (1922, 110526), (2028, 104749), (2418, 87854), (2834, 74958), (2883, 73684), (3379, 62868), (3844, 55263), (4251, 49972), (4836, 43927), (5239, 40548), (5668, 37479), (5766, 36842), (6758, 31434), (8502, 24986), (10137, 20956), (10478, 20274), (11532, 18421), (12493, 17004), (13516, 15717)]