65583420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{156151}}^1$

素因数の和:156170

約数の個数: 48

約数和(自身を含む): 209868288

約数和(自身を除く): 144284868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 156151, 312302, 468453, 624604, 780755, 936906, 1093057, 1561510, 1873812, 2186114, 2342265, 3123020, 3279171, 4372228, 4684530, 5465285, 6558342, 9369060, 10930570, 13116684, 16395855, 21861140, 32791710, 65583420]

約数ペア:

[(1, 65583420), (2, 32791710), (3, 21861140), (4, 16395855), (5, 13116684), (6, 10930570), (7, 9369060), (10, 6558342), (12, 5465285), (14, 4684530), (15, 4372228), (20, 3279171), (21, 3123020), (28, 2342265), (30, 2186114), (35, 1873812), (42, 1561510), (60, 1093057), (70, 936906), (84, 780755), (105, 624604), (140, 468453), (210, 312302), (420, 156151)]