69721440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{145253}}^1$

素因数の和:145271

約数の個数: 48

約数和(自身を含む): 219624048

約数和(自身を除く): 149902608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 145253, 290506, 435759, 581012, 726265, 871518, 1162024, 1452530, 1743036, 2178795, 2324048, 2905060, 3486072, 4357590, 4648096, 5810120, 6972144, 8715180, 11620240, 13944288, 17430360, 23240480, 34860720, 69721440]

約数ペア:

[(1, 69721440), (2, 34860720), (3, 23240480), (4, 17430360), (5, 13944288), (6, 11620240), (8, 8715180), (10, 6972144), (12, 5810120), (15, 4648096), (16, 4357590), (20, 3486072), (24, 2905060), (30, 2324048), (32, 2178795), (40, 1743036), (48, 1452530), (60, 1162024), (80, 871518), (96, 726265), (120, 581012), (160, 435759), (240, 290506), (480, 145253)]