1320420360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1571929}}^1$

素因数の和:1571950

約数の個数: 64

約数和(自身を含む): 4527158400

約数和(自身を除く): 3206738040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1571929, 3143858, 4715787, 6287716, 7859645, 9431574, 11003503, 12575432, 15719290, 18863148, 22007006, 23578935, 31438580, 33010509, 37726296, 44014012, 47157870, 55017515, 62877160, 66021018, 88028024, 94315740, 110035030, 132042036, 165052545, 188631480, 220070060, 264084072, 330105090, 440140120, 660210180, 1320420360]

約数ペア:

[(1, 1320420360), (2, 660210180), (3, 440140120), (4, 330105090), (5, 264084072), (6, 220070060), (7, 188631480), (8, 165052545), (10, 132042036), (12, 110035030), (14, 94315740), (15, 88028024), (20, 66021018), (21, 62877160), (24, 55017515), (28, 47157870), (30, 44014012), (35, 37726296), (40, 33010509), (42, 31438580), (56, 23578935), (60, 22007006), (70, 18863148), (84, 15719290), (105, 12575432), (120, 11003503), (140, 9431574), (168, 7859645), (210, 6287716), (280, 4715787), (420, 3143858), (840, 1571929)]