49215420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3461}}^1$

素因数の和:3555

約数の個数: 72

約数和(自身を含む): 151220160

約数和(自身を除く): 102004740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3461, 3555, 4740, 6922, 7110, 10383, 13844, 14220, 17305, 20766, 31149, 34610, 41532, 51915, 62298, 69220, 103830, 124596, 155745, 207660, 273419, 311490, 546838, 622980, 820257, 1093676, 1367095, 1640514, 2460771, 2734190, 3281028, 4101285, 4921542, 5468380, 8202570, 9843084, 12303855, 16405140, 24607710, 49215420]

約数ペア:

[(1, 49215420), (2, 24607710), (3, 16405140), (4, 12303855), (5, 9843084), (6, 8202570), (9, 5468380), (10, 4921542), (12, 4101285), (15, 3281028), (18, 2734190), (20, 2460771), (30, 1640514), (36, 1367095), (45, 1093676), (60, 820257), (79, 622980), (90, 546838), (158, 311490), (180, 273419), (237, 207660), (316, 155745), (395, 124596), (474, 103830), (711, 69220), (790, 62298), (948, 51915), (1185, 41532), (1422, 34610), (1580, 31149), (2370, 20766), (2844, 17305), (3461, 14220), (3555, 13844), (4740, 10383), (6922, 7110)]