40378680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{112163}}^1$

素因数の和:112180

約数の個数: 48

約数和(自身を含む): 131231880

約数和(自身を除く): 90853200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 112163, 224326, 336489, 448652, 560815, 672978, 897304, 1009467, 1121630, 1345956, 1682445, 2018934, 2243260, 2691912, 3364890, 4037868, 4486520, 5047335, 6729780, 8075736, 10094670, 13459560, 20189340, 40378680]

約数ペア:

[(1, 40378680), (2, 20189340), (3, 13459560), (4, 10094670), (5, 8075736), (6, 6729780), (8, 5047335), (9, 4486520), (10, 4037868), (12, 3364890), (15, 2691912), (18, 2243260), (20, 2018934), (24, 1682445), (30, 1345956), (36, 1121630), (40, 1009467), (45, 897304), (60, 672978), (72, 560815), (90, 448652), (120, 336489), (180, 224326), (360, 112163)]