256849140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{4201}}^1$

素因数の和:5232

約数の個数: 48

約数和(自身を含む): 720054720

約数和(自身を除く): 463205580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1019, 2038, 3057, 4076, 4201, 5095, 6114, 8402, 10190, 12228, 12603, 15285, 16804, 20380, 21005, 25206, 30570, 42010, 50412, 61140, 63015, 84020, 126030, 252060, 4280819, 8561638, 12842457, 17123276, 21404095, 25684914, 42808190, 51369828, 64212285, 85616380, 128424570, 256849140]

約数ペア:

[(1, 256849140), (2, 128424570), (3, 85616380), (4, 64212285), (5, 51369828), (6, 42808190), (10, 25684914), (12, 21404095), (15, 17123276), (20, 12842457), (30, 8561638), (60, 4280819), (1019, 252060), (2038, 126030), (3057, 84020), (4076, 63015), (4201, 61140), (5095, 50412), (6114, 42010), (8402, 30570), (10190, 25206), (12228, 21005), (12603, 20380), (15285, 16804)]