28777560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34259}}^1$

素因数の和:34280

約数の個数: 64

約数和(自身を含む): 98668800

約数和(自身を除く): 69891240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34259, 68518, 102777, 137036, 171295, 205554, 239813, 274072, 342590, 411108, 479626, 513885, 685180, 719439, 822216, 959252, 1027770, 1199065, 1370360, 1438878, 1918504, 2055540, 2398130, 2877756, 3597195, 4111080, 4796260, 5755512, 7194390, 9592520, 14388780, 28777560]

約数ペア:

[(1, 28777560), (2, 14388780), (3, 9592520), (4, 7194390), (5, 5755512), (6, 4796260), (7, 4111080), (8, 3597195), (10, 2877756), (12, 2398130), (14, 2055540), (15, 1918504), (20, 1438878), (21, 1370360), (24, 1199065), (28, 1027770), (30, 959252), (35, 822216), (40, 719439), (42, 685180), (56, 513885), (60, 479626), (70, 411108), (84, 342590), (105, 274072), (120, 239813), (140, 205554), (168, 171295), (210, 137036), (280, 102777), (420, 68518), (840, 34259)]