537232920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{639563}}^1$

素因数の和:639584

約数の個数: 64

約数和(自身を含む): 1841944320

約数和(自身を除く): 1304711400

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, 639563, 1279126, 1918689, 2558252, 3197815, 3837378, 4476941, 5116504, 6395630, 7674756, 8953882, 9593445, 12791260, 13430823, 15349512, 17907764, 19186890, 22384705, 25582520, 26861646, 35815528, 38373780, 44769410, 53723292, 67154115, 76747560, 89538820, 107446584, 134308230, 179077640, 268616460, 537232920]

約数ペア:

[(1, 537232920), (2, 268616460), (3, 179077640), (4, 134308230), (5, 107446584), (6, 89538820), (7, 76747560), (8, 67154115), (10, 53723292), (12, 44769410), (14, 38373780), (15, 35815528), (20, 26861646), (21, 25582520), (24, 22384705), (28, 19186890), (30, 17907764), (35, 15349512), (40, 13430823), (42, 12791260), (56, 9593445), (60, 8953882), (70, 7674756), (84, 6395630), (105, 5116504), (120, 4476941), (140, 3837378), (168, 3197815), (210, 2558252), (280, 1918689), (420, 1279126), (840, 639563)]