18060810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 45505152

約数和(自身を除く): 27444342

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 53, 74, 106, 111, 159, 185, 222, 265, 307, 318, 370, 530, 555, 614, 795, 921, 1110, 1535, 1590, 1842, 1961, 3070, 3922, 4605, 5883, 9210, 9805, 11359, 11766, 16271, 19610, 22718, 29415, 32542, 34077, 48813, 56795, 58830, 68154, 81355, 97626, 113590, 162710, 170385, 244065, 340770, 488130, 602027, 1204054, 1806081, 3010135, 3612162, 6020270, 9030405, 18060810]

約数ペア:

[(1, 18060810), (2, 9030405), (3, 6020270), (5, 3612162), (6, 3010135), (10, 1806081), (15, 1204054), (30, 602027), (37, 488130), (53, 340770), (74, 244065), (106, 170385), (111, 162710), (159, 113590), (185, 97626), (222, 81355), (265, 68154), (307, 58830), (318, 56795), (370, 48813), (530, 34077), (555, 32542), (614, 29415), (795, 22718), (921, 19610), (1110, 16271), (1535, 11766), (1590, 11359), (1842, 9805), (1961, 9210), (3070, 5883), (3922, 4605)]