487000920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{579763}}^1$

素因数の和:579784

約数の個数: 64

約数和(自身を含む): 1669720320

約数和(自身を除く): 1182719400

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, 579763, 1159526, 1739289, 2319052, 2898815, 3478578, 4058341, 4638104, 5797630, 6957156, 8116682, 8696445, 11595260, 12175023, 13914312, 16233364, 17392890, 20291705, 23190520, 24350046, 32466728, 34785780, 40583410, 48700092, 60875115, 69571560, 81166820, 97400184, 121750230, 162333640, 243500460, 487000920]

約数ペア:

[(1, 487000920), (2, 243500460), (3, 162333640), (4, 121750230), (5, 97400184), (6, 81166820), (7, 69571560), (8, 60875115), (10, 48700092), (12, 40583410), (14, 34785780), (15, 32466728), (20, 24350046), (21, 23190520), (24, 20291705), (28, 17392890), (30, 16233364), (35, 13914312), (40, 12175023), (42, 11595260), (56, 8696445), (60, 8116682), (70, 6957156), (84, 5797630), (105, 4638104), (120, 4058341), (140, 3478578), (168, 2898815), (210, 2319052), (280, 1739289), (420, 1159526), (840, 579763)]