55072920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{65563}}^1$

素因数の和:65584

約数の個数: 64

約数和(自身を含む): 188824320

約数和(自身を除く): 133751400

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, 65563, 131126, 196689, 262252, 327815, 393378, 458941, 524504, 655630, 786756, 917882, 983445, 1311260, 1376823, 1573512, 1835764, 1966890, 2294705, 2622520, 2753646, 3671528, 3933780, 4589410, 5507292, 6884115, 7867560, 9178820, 11014584, 13768230, 18357640, 27536460, 55072920]

約数ペア:

[(1, 55072920), (2, 27536460), (3, 18357640), (4, 13768230), (5, 11014584), (6, 9178820), (7, 7867560), (8, 6884115), (10, 5507292), (12, 4589410), (14, 3933780), (15, 3671528), (20, 2753646), (21, 2622520), (24, 2294705), (28, 1966890), (30, 1835764), (35, 1573512), (40, 1376823), (42, 1311260), (56, 983445), (60, 917882), (70, 786756), (84, 655630), (105, 524504), (120, 458941), (140, 393378), (168, 327815), (210, 262252), (280, 196689), (420, 131126), (840, 65563)]