203144445

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 412677720

約数和(自身を除く): 209533275

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 181, 245, 315, 441, 509, 543, 735, 905, 1267, 1527, 1629, 2205, 2545, 2715, 3563, 3801, 4581, 6335, 7635, 8145, 8869, 10689, 11403, 17815, 19005, 22905, 24941, 26607, 32067, 44345, 53445, 57015, 74823, 79821, 92129, 124705, 133035, 160335, 224469, 276387, 374115, 399105, 460645, 644903, 829161, 1122345, 1381935, 1934709, 3224515, 4145805, 4514321, 5804127, 9673545, 13542963, 22571605, 29020635, 40628889, 67714815, 203144445]

約数ペア:

[(1, 203144445), (3, 67714815), (5, 40628889), (7, 29020635), (9, 22571605), (15, 13542963), (21, 9673545), (35, 5804127), (45, 4514321), (49, 4145805), (63, 3224515), (105, 1934709), (147, 1381935), (181, 1122345), (245, 829161), (315, 644903), (441, 460645), (509, 399105), (543, 374115), (735, 276387), (905, 224469), (1267, 160335), (1527, 133035), (1629, 124705), (2205, 92129), (2545, 79821), (2715, 74823), (3563, 57015), (3801, 53445), (4581, 44345), (6335, 32067), (7635, 26607), (8145, 24941), (8869, 22905), (10689, 19005), (11403, 17815)]