218791680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 704640384

約数和(自身を除く): 485848704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 227, 240, 251, 256, 320, 384, 454, 480, 502, 640, 681, 753, 768, 908, 960, 1004, 1135, 1255, 1280, 1362, 1506, 1816, 1920, 2008, 2270, 2510, 2724, 3012, 3405, 3632, 3765, 3840, 4016, 4540, 5020, 5448, 6024, 6810, 7264, 7530, 8032, 9080, 10040, 10896, 12048, 13620, 14528, 15060, 16064, 18160, 20080, 21792, 24096, 27240, 29056, 30120, 32128, 36320, 40160, 43584, 48192, 54480, 56977, 58112, 60240, 64256, 72640, 80320, 87168, 96384, 108960, 113954, 120480, 145280, 160640, 170931, 174336, 192768, 217920, 227908, 240960, 284885, 290560, 321280, 341862, 435840, 455816, 481920, 569770, 683724, 854655, 871680, 911632, 963840, 1139540, 1367448, 1709310, 1823264, 2279080, 2734896, 3418620, 3646528, 4558160, 5469792, 6837240, 7293056, 9116320, 10939584, 13674480, 14586112, 18232640, 21879168, 27348960, 36465280, 43758336, 54697920, 72930560, 109395840, 218791680]

約数ペア:

[(1, 218791680), (2, 109395840), (3, 72930560), (4, 54697920), (5, 43758336), (6, 36465280), (8, 27348960), (10, 21879168), (12, 18232640), (15, 14586112), (16, 13674480), (20, 10939584), (24, 9116320), (30, 7293056), (32, 6837240), (40, 5469792), (48, 4558160), (60, 3646528), (64, 3418620), (80, 2734896), (96, 2279080), (120, 1823264), (128, 1709310), (160, 1367448), (192, 1139540), (227, 963840), (240, 911632), (251, 871680), (256, 854655), (320, 683724), (384, 569770), (454, 481920), (480, 455816), (502, 435840), (640, 341862), (681, 321280), (753, 290560), (768, 284885), (908, 240960), (960, 227908), (1004, 217920), (1135, 192768), (1255, 174336), (1280, 170931), (1362, 160640), (1506, 145280), (1816, 120480), (1920, 113954), (2008, 108960), (2270, 96384), (2510, 87168), (2724, 80320), (3012, 72640), (3405, 64256), (3632, 60240), (3765, 58112), (3840, 56977), (4016, 54480), (4540, 48192), (5020, 43584), (5448, 40160), (6024, 36320), (6810, 32128), (7264, 30120), (7530, 29056), (8032, 27240), (9080, 24096), (10040, 21792), (10896, 20080), (12048, 18160), (13620, 16064), (14528, 15060)]