660720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2753}}^1$

素因数の和:2769

約数の個数: 40

約数和(自身を含む): 2048976

約数和(自身を除く): 1388256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2753, 5506, 8259, 11012, 13765, 16518, 22024, 27530, 33036, 41295, 44048, 55060, 66072, 82590, 110120, 132144, 165180, 220240, 330360, 660720]

約数ペア:

[(1, 660720), (2, 330360), (3, 220240), (4, 165180), (5, 132144), (6, 110120), (8, 82590), (10, 66072), (12, 55060), (15, 44048), (16, 41295), (20, 33036), (24, 27530), (30, 22024), (40, 16518), (48, 13765), (60, 11012), (80, 8259), (120, 5506), (240, 2753)]