321906660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{3919}}^1$

素因数の和:4005

約数の個数: 72

約数和(自身を含む): 926593920

約数和(自身を除く): 604687260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1369, 2220, 2738, 3919, 4107, 5476, 6845, 7838, 8214, 11757, 13690, 15676, 16428, 19595, 20535, 23514, 27380, 39190, 41070, 47028, 58785, 78380, 82140, 117570, 145003, 235140, 290006, 435009, 580012, 725015, 870018, 1450030, 1740036, 2175045, 2900060, 4350090, 5365111, 8700180, 10730222, 16095333, 21460444, 26825555, 32190666, 53651110, 64381332, 80476665, 107302220, 160953330, 321906660]

約数ペア:

[(1, 321906660), (2, 160953330), (3, 107302220), (4, 80476665), (5, 64381332), (6, 53651110), (10, 32190666), (12, 26825555), (15, 21460444), (20, 16095333), (30, 10730222), (37, 8700180), (60, 5365111), (74, 4350090), (111, 2900060), (148, 2175045), (185, 1740036), (222, 1450030), (370, 870018), (444, 725015), (555, 580012), (740, 435009), (1110, 290006), (1369, 235140), (2220, 145003), (2738, 117570), (3919, 82140), (4107, 78380), (5476, 58785), (6845, 47028), (7838, 41070), (8214, 39190), (11757, 27380), (13690, 23514), (15676, 20535), (16428, 19595)]