211878960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2011}}^1$

素因数の和:2466

約数の個数: 80

約数和(自身を含む): 658648320

約数和(自身を除く): 446769360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 439, 878, 1317, 1756, 2011, 2195, 2634, 3512, 4022, 4390, 5268, 6033, 6585, 7024, 8044, 8780, 10055, 10536, 12066, 13170, 16088, 17560, 20110, 21072, 24132, 26340, 30165, 32176, 35120, 40220, 48264, 52680, 60330, 80440, 96528, 105360, 120660, 160880, 241320, 482640, 882829, 1765658, 2648487, 3531316, 4414145, 5296974, 7062632, 8828290, 10593948, 13242435, 14125264, 17656580, 21187896, 26484870, 35313160, 42375792, 52969740, 70626320, 105939480, 211878960]

約数ペア:

[(1, 211878960), (2, 105939480), (3, 70626320), (4, 52969740), (5, 42375792), (6, 35313160), (8, 26484870), (10, 21187896), (12, 17656580), (15, 14125264), (16, 13242435), (20, 10593948), (24, 8828290), (30, 7062632), (40, 5296974), (48, 4414145), (60, 3531316), (80, 2648487), (120, 1765658), (240, 882829), (439, 482640), (878, 241320), (1317, 160880), (1756, 120660), (2011, 105360), (2195, 96528), (2634, 80440), (3512, 60330), (4022, 52680), (4390, 48264), (5268, 40220), (6033, 35120), (6585, 32176), (7024, 30165), (8044, 26340), (8780, 24132), (10055, 21072), (10536, 20110), (12066, 17560), (13170, 16088)]