72370520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 169166880

約数和(自身を除く): 96796360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 107, 148, 185, 214, 296, 370, 428, 457, 535, 740, 856, 914, 1070, 1480, 1828, 2140, 2285, 3656, 3959, 4280, 4570, 7918, 9140, 15836, 16909, 18280, 19795, 31672, 33818, 39590, 48899, 67636, 79180, 84545, 97798, 135272, 158360, 169090, 195596, 244495, 338180, 391192, 488990, 676360, 977980, 1809263, 1955960, 3618526, 7237052, 9046315, 14474104, 18092630, 36185260, 72370520]

約数ペア:

[(1, 72370520), (2, 36185260), (4, 18092630), (5, 14474104), (8, 9046315), (10, 7237052), (20, 3618526), (37, 1955960), (40, 1809263), (74, 977980), (107, 676360), (148, 488990), (185, 391192), (214, 338180), (296, 244495), (370, 195596), (428, 169090), (457, 158360), (535, 135272), (740, 97798), (856, 84545), (914, 79180), (1070, 67636), (1480, 48899), (1828, 39590), (2140, 33818), (2285, 31672), (3656, 19795), (3959, 18280), (4280, 16909), (4570, 15836), (7918, 9140)]