855390720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1030

約数の個数: 160

約数和(自身を含む): 2759251968

約数和(自身を除く): 1903861248

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, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 512, 635, 640, 762, 768, 877, 960, 1016, 1270, 1280, 1524, 1536, 1754, 1905, 1920, 2032, 2540, 2560, 2631, 3048, 3508, 3810, 3840, 4064, 4385, 5080, 5262, 6096, 7016, 7620, 7680, 8128, 8770, 10160, 10524, 12192, 13155, 14032, 15240, 16256, 17540, 20320, 21048, 24384, 26310, 28064, 30480, 32512, 35080, 40640, 42096, 48768, 52620, 56128, 60960, 65024, 70160, 81280, 84192, 97536, 105240, 111379, 112256, 121920, 140320, 162560, 168384, 195072, 210480, 222758, 224512, 243840, 280640, 325120, 334137, 336768, 420960, 445516, 449024, 487680, 556895, 561280, 668274, 673536, 841920, 891032, 975360, 1113790, 1122560, 1336548, 1347072, 1670685, 1683840, 1782064, 2227580, 2245120, 2673096, 3341370, 3367680, 3564128, 4455160, 5346192, 6682740, 6735360, 7128256, 8910320, 10692384, 13365480, 14256512, 17820640, 21384768, 26730960, 28513024, 35641280, 42769536, 53461920, 57026048, 71282560, 85539072, 106923840, 142565120, 171078144, 213847680, 285130240, 427695360, 855390720]

約数ペア:

[(1, 855390720), (2, 427695360), (3, 285130240), (4, 213847680), (5, 171078144), (6, 142565120), (8, 106923840), (10, 85539072), (12, 71282560), (15, 57026048), (16, 53461920), (20, 42769536), (24, 35641280), (30, 28513024), (32, 26730960), (40, 21384768), (48, 17820640), (60, 14256512), (64, 13365480), (80, 10692384), (96, 8910320), (120, 7128256), (127, 6735360), (128, 6682740), (160, 5346192), (192, 4455160), (240, 3564128), (254, 3367680), (256, 3341370), (320, 2673096), (381, 2245120), (384, 2227580), (480, 1782064), (508, 1683840), (512, 1670685), (635, 1347072), (640, 1336548), (762, 1122560), (768, 1113790), (877, 975360), (960, 891032), (1016, 841920), (1270, 673536), (1280, 668274), (1524, 561280), (1536, 556895), (1754, 487680), (1905, 449024), (1920, 445516), (2032, 420960), (2540, 336768), (2560, 334137), (2631, 325120), (3048, 280640), (3508, 243840), (3810, 224512), (3840, 222758), (4064, 210480), (4385, 195072), (5080, 168384), (5262, 162560), (6096, 140320), (7016, 121920), (7620, 112256), (7680, 111379), (8128, 105240), (8770, 97536), (10160, 84192), (10524, 81280), (12192, 70160), (13155, 65024), (14032, 60960), (15240, 56128), (16256, 52620), (17540, 48768), (20320, 42096), (21048, 40640), (24384, 35080), (26310, 32512), (28064, 30480)]