218353920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 705523392

約数和(自身を除く): 487169472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 256, 303, 320, 384, 404, 480, 505, 563, 606, 640, 768, 808, 960, 1010, 1126, 1212, 1280, 1515, 1616, 1689, 1920, 2020, 2252, 2424, 2815, 3030, 3232, 3378, 3840, 4040, 4504, 4848, 5630, 6060, 6464, 6756, 8080, 8445, 9008, 9696, 11260, 12120, 12928, 13512, 16160, 16890, 18016, 19392, 22520, 24240, 25856, 27024, 32320, 33780, 36032, 38784, 45040, 48480, 54048, 56863, 64640, 67560, 72064, 77568, 90080, 96960, 108096, 113726, 129280, 135120, 144128, 170589, 180160, 193920, 216192, 227452, 270240, 284315, 341178, 360320, 387840, 432384, 454904, 540480, 568630, 682356, 720640, 852945, 909808, 1080960, 1137260, 1364712, 1705890, 1819616, 2161920, 2274520, 2729424, 3411780, 3639232, 4549040, 5458848, 6823560, 7278464, 9098080, 10917696, 13647120, 14556928, 18196160, 21835392, 27294240, 36392320, 43670784, 54588480, 72784640, 109176960, 218353920]

約数ペア:

[(1, 218353920), (2, 109176960), (3, 72784640), (4, 54588480), (5, 43670784), (6, 36392320), (8, 27294240), (10, 21835392), (12, 18196160), (15, 14556928), (16, 13647120), (20, 10917696), (24, 9098080), (30, 7278464), (32, 6823560), (40, 5458848), (48, 4549040), (60, 3639232), (64, 3411780), (80, 2729424), (96, 2274520), (101, 2161920), (120, 1819616), (128, 1705890), (160, 1364712), (192, 1137260), (202, 1080960), (240, 909808), (256, 852945), (303, 720640), (320, 682356), (384, 568630), (404, 540480), (480, 454904), (505, 432384), (563, 387840), (606, 360320), (640, 341178), (768, 284315), (808, 270240), (960, 227452), (1010, 216192), (1126, 193920), (1212, 180160), (1280, 170589), (1515, 144128), (1616, 135120), (1689, 129280), (1920, 113726), (2020, 108096), (2252, 96960), (2424, 90080), (2815, 77568), (3030, 72064), (3232, 67560), (3378, 64640), (3840, 56863), (4040, 54048), (4504, 48480), (4848, 45040), (5630, 38784), (6060, 36032), (6464, 33780), (6756, 32320), (8080, 27024), (8445, 25856), (9008, 24240), (9696, 22520), (11260, 19392), (12120, 18016), (12928, 16890), (13512, 16160)]