201908340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2153}}^1$

素因数の和:2689

約数の個数: 72

約数和(自身を含む): 613915848

約数和(自身を除く): 412007508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 2084, 2153, 2605, 3126, 4306, 4689, 5210, 6252, 6459, 7815, 8612, 9378, 10420, 10765, 12918, 15630, 18756, 19377, 21530, 23445, 25836, 31260, 32295, 38754, 43060, 46890, 64590, 77508, 93780, 96885, 129180, 193770, 387540, 1121713, 2243426, 3365139, 4486852, 5608565, 6730278, 10095417, 11217130, 13460556, 16825695, 20190834, 22434260, 33651390, 40381668, 50477085, 67302780, 100954170, 201908340]

約数ペア:

[(1, 201908340), (2, 100954170), (3, 67302780), (4, 50477085), (5, 40381668), (6, 33651390), (9, 22434260), (10, 20190834), (12, 16825695), (15, 13460556), (18, 11217130), (20, 10095417), (30, 6730278), (36, 5608565), (45, 4486852), (60, 3365139), (90, 2243426), (180, 1121713), (521, 387540), (1042, 193770), (1563, 129180), (2084, 96885), (2153, 93780), (2605, 77508), (3126, 64590), (4306, 46890), (4689, 43060), (5210, 38754), (6252, 32295), (6459, 31260), (7815, 25836), (8612, 23445), (9378, 21530), (10420, 19377), (10765, 18756), (12918, 15630)]