340041380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{467}}^1\times {\mathrm{743}}^1$

素因数の和:1233

約数の個数: 72

約数和(自身を含む): 833571648

約数和(自身を除く): 493530268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 467, 490, 743, 934, 980, 1486, 1868, 2335, 2972, 3269, 3715, 4670, 5201, 6538, 7430, 9340, 10402, 13076, 14860, 16345, 20804, 22883, 26005, 32690, 36407, 45766, 52010, 65380, 72814, 91532, 104020, 114415, 145628, 182035, 228830, 346981, 364070, 457660, 693962, 728140, 1387924, 1734905, 2428867, 3469810, 4857734, 6939620, 9715468, 12144335, 17002069, 24288670, 34004138, 48577340, 68008276, 85010345, 170020690, 340041380]

約数ペア:

[(1, 340041380), (2, 170020690), (4, 85010345), (5, 68008276), (7, 48577340), (10, 34004138), (14, 24288670), (20, 17002069), (28, 12144335), (35, 9715468), (49, 6939620), (70, 4857734), (98, 3469810), (140, 2428867), (196, 1734905), (245, 1387924), (467, 728140), (490, 693962), (743, 457660), (934, 364070), (980, 346981), (1486, 228830), (1868, 182035), (2335, 145628), (2972, 114415), (3269, 104020), (3715, 91532), (4670, 72814), (5201, 65380), (6538, 52010), (7430, 45766), (9340, 36407), (10402, 32690), (13076, 26005), (14860, 22883), (16345, 20804)]