261738270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31271}}^1$

素因数の和:31318

約数の個数: 64

約数和(自身を含む): 720506880

約数和(自身を除く): 458768610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 31271, 62542, 93813, 156355, 187626, 281439, 312710, 469065, 562878, 844317, 938130, 969401, 1407195, 1688634, 1938802, 2814390, 2908203, 4221585, 4847005, 5816406, 8443170, 8724609, 9694010, 14541015, 17449218, 26173827, 29082030, 43623045, 52347654, 87246090, 130869135, 261738270]

約数ペア:

[(1, 261738270), (2, 130869135), (3, 87246090), (5, 52347654), (6, 43623045), (9, 29082030), (10, 26173827), (15, 17449218), (18, 14541015), (27, 9694010), (30, 8724609), (31, 8443170), (45, 5816406), (54, 4847005), (62, 4221585), (90, 2908203), (93, 2814390), (135, 1938802), (155, 1688634), (186, 1407195), (270, 969401), (279, 938130), (310, 844317), (465, 562878), (558, 469065), (837, 312710), (930, 281439), (1395, 187626), (1674, 156355), (2790, 93813), (4185, 62542), (8370, 31271)]