817780356

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{521}}^1\times {\mathrm{739}}^1$

素因数の和:1329

約数の個数: 72

約数和(自身を含む): 2109088800

約数和(自身を除く): 1291308444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 521, 531, 708, 739, 1042, 1062, 1478, 1563, 2084, 2124, 2217, 2956, 3126, 4434, 4689, 6252, 6651, 8868, 9378, 13302, 18756, 26604, 30739, 43601, 61478, 87202, 92217, 122956, 130803, 174404, 184434, 261606, 276651, 368868, 385019, 392409, 523212, 553302, 770038, 784818, 1106604, 1155057, 1540076, 1569636, 2310114, 3465171, 4620228, 6930342, 13860684, 22716121, 45432242, 68148363, 90864484, 136296726, 204445089, 272593452, 408890178, 817780356]

約数ペア:

[(1, 817780356), (2, 408890178), (3, 272593452), (4, 204445089), (6, 136296726), (9, 90864484), (12, 68148363), (18, 45432242), (36, 22716121), (59, 13860684), (118, 6930342), (177, 4620228), (236, 3465171), (354, 2310114), (521, 1569636), (531, 1540076), (708, 1155057), (739, 1106604), (1042, 784818), (1062, 770038), (1478, 553302), (1563, 523212), (2084, 392409), (2124, 385019), (2217, 368868), (2956, 276651), (3126, 261606), (4434, 184434), (4689, 174404), (6252, 130803), (6651, 122956), (8868, 92217), (9378, 87202), (13302, 61478), (18756, 43601), (26604, 30739)]