319756440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4157}}^1$

素因数の和:4812

約数の個数: 64

約数和(自身を含む): 960996960

約数和(自身を除く): 641240520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1282, 1923, 2564, 3205, 3846, 4157, 5128, 6410, 7692, 8314, 9615, 12471, 12820, 15384, 16628, 19230, 20785, 24942, 25640, 33256, 38460, 41570, 49884, 62355, 76920, 83140, 99768, 124710, 166280, 249420, 498840, 2664637, 5329274, 7993911, 10658548, 13323185, 15987822, 21317096, 26646370, 31975644, 39969555, 53292740, 63951288, 79939110, 106585480, 159878220, 319756440]

約数ペア:

[(1, 319756440), (2, 159878220), (3, 106585480), (4, 79939110), (5, 63951288), (6, 53292740), (8, 39969555), (10, 31975644), (12, 26646370), (15, 21317096), (20, 15987822), (24, 13323185), (30, 10658548), (40, 7993911), (60, 5329274), (120, 2664637), (641, 498840), (1282, 249420), (1923, 166280), (2564, 124710), (3205, 99768), (3846, 83140), (4157, 76920), (5128, 62355), (6410, 49884), (7692, 41570), (8314, 38460), (9615, 33256), (12471, 25640), (12820, 24942), (15384, 20785), (16628, 19230)]