82891260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3313}}^1$

素因数の和:3467

約数の個数: 72

約数和(自身を含む): 253322160

約数和(自身を除く): 170430900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 3313, 4170, 5004, 6255, 6626, 8340, 9939, 12510, 13252, 16565, 19878, 25020, 29817, 33130, 39756, 49695, 59634, 66260, 99390, 119268, 149085, 198780, 298170, 460507, 596340, 921014, 1381521, 1842028, 2302535, 2763042, 4144563, 4605070, 5526084, 6907605, 8289126, 9210140, 13815210, 16578252, 20722815, 27630420, 41445630, 82891260]

約数ペア:

[(1, 82891260), (2, 41445630), (3, 27630420), (4, 20722815), (5, 16578252), (6, 13815210), (9, 9210140), (10, 8289126), (12, 6907605), (15, 5526084), (18, 4605070), (20, 4144563), (30, 2763042), (36, 2302535), (45, 1842028), (60, 1381521), (90, 921014), (139, 596340), (180, 460507), (278, 298170), (417, 198780), (556, 149085), (695, 119268), (834, 99390), (1251, 66260), (1390, 59634), (1668, 49695), (2085, 39756), (2502, 33130), (2780, 29817), (3313, 25020), (4170, 19878), (5004, 16565), (6255, 13252), (6626, 12510), (8340, 9939)]