780720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3253}}^1$

素因数の和:3269

約数の個数: 40

約数和(自身を含む): 2420976

約数和(自身を除く): 1640256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3253, 6506, 9759, 13012, 16265, 19518, 26024, 32530, 39036, 48795, 52048, 65060, 78072, 97590, 130120, 156144, 195180, 260240, 390360, 780720]

約数ペア:

[(1, 780720), (2, 390360), (3, 260240), (4, 195180), (5, 156144), (6, 130120), (8, 97590), (10, 78072), (12, 65060), (15, 52048), (16, 48795), (20, 39036), (24, 32530), (30, 26024), (40, 19518), (48, 16265), (60, 13012), (80, 9759), (120, 6506), (240, 3253)]