215940720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{899753}}^1$

素因数の和:899769

約数の個数: 40

約数和(自身を含む): 669416976

約数和(自身を除く): 453476256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 899753, 1799506, 2699259, 3599012, 4498765, 5398518, 7198024, 8997530, 10797036, 13496295, 14396048, 17995060, 21594072, 26992590, 35990120, 43188144, 53985180, 71980240, 107970360, 215940720]

約数ペア:

[(1, 215940720), (2, 107970360), (3, 71980240), (4, 53985180), (5, 43188144), (6, 35990120), (8, 26992590), (10, 21594072), (12, 17995060), (15, 14396048), (16, 13496295), (20, 10797036), (24, 8997530), (30, 7198024), (40, 5398518), (48, 4498765), (60, 3599012), (80, 2699259), (120, 1799506), (240, 899753)]