42857970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 108241920

約数和(自身を除く): 65383950

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 179, 230, 345, 347, 358, 537, 690, 694, 895, 1041, 1074, 1735, 1790, 2082, 2685, 3470, 4117, 5205, 5370, 7981, 8234, 10410, 12351, 15962, 20585, 23943, 24702, 39905, 41170, 47886, 61755, 62113, 79810, 119715, 123510, 124226, 186339, 239430, 310565, 372678, 621130, 931695, 1428599, 1863390, 2857198, 4285797, 7142995, 8571594, 14285990, 21428985, 42857970]

約数ペア:

[(1, 42857970), (2, 21428985), (3, 14285990), (5, 8571594), (6, 7142995), (10, 4285797), (15, 2857198), (23, 1863390), (30, 1428599), (46, 931695), (69, 621130), (115, 372678), (138, 310565), (179, 239430), (230, 186339), (345, 124226), (347, 123510), (358, 119715), (537, 79810), (690, 62113), (694, 61755), (895, 47886), (1041, 41170), (1074, 39905), (1735, 24702), (1790, 23943), (2082, 20585), (2685, 15962), (3470, 12351), (4117, 10410), (5205, 8234), (5370, 7981)]