220334520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{262303}}^1$

素因数の和:262324

約数の個数: 64

約数和(自身を含む): 755435520

約数和(自身を除く): 535101000

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, 262303, 524606, 786909, 1049212, 1311515, 1573818, 1836121, 2098424, 2623030, 3147636, 3672242, 3934545, 5246060, 5508363, 6295272, 7344484, 7869090, 9180605, 10492120, 11016726, 14688968, 15738180, 18361210, 22033452, 27541815, 31476360, 36722420, 44066904, 55083630, 73444840, 110167260, 220334520]

約数ペア:

[(1, 220334520), (2, 110167260), (3, 73444840), (4, 55083630), (5, 44066904), (6, 36722420), (7, 31476360), (8, 27541815), (10, 22033452), (12, 18361210), (14, 15738180), (15, 14688968), (20, 11016726), (21, 10492120), (24, 9180605), (28, 7869090), (30, 7344484), (35, 6295272), (40, 5508363), (42, 5246060), (56, 3934545), (60, 3672242), (70, 3147636), (84, 2623030), (105, 2098424), (120, 1836121), (140, 1573818), (168, 1311515), (210, 1049212), (280, 786909), (420, 524606), (840, 262303)]