257456880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:685

約数の個数: 200

約数和(自身を含む): 909062352

約数和(自身を除く): 651605472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 67, 72, 80, 81, 90, 108, 120, 134, 135, 144, 162, 180, 201, 216, 240, 268, 270, 324, 335, 360, 402, 405, 432, 536, 540, 593, 603, 648, 670, 720, 804, 810, 1005, 1072, 1080, 1186, 1206, 1296, 1340, 1608, 1620, 1779, 1809, 2010, 2160, 2372, 2412, 2680, 2965, 3015, 3216, 3240, 3558, 3618, 4020, 4744, 4824, 5337, 5360, 5427, 5930, 6030, 6480, 7116, 7236, 8040, 8895, 9045, 9488, 9648, 10674, 10854, 11860, 12060, 14232, 14472, 16011, 16080, 17790, 18090, 21348, 21708, 23720, 24120, 26685, 27135, 28464, 28944, 32022, 35580, 36180, 39731, 42696, 43416, 47440, 48033, 48240, 53370, 54270, 64044, 71160, 72360, 79462, 80055, 85392, 86832, 96066, 106740, 108540, 119193, 128088, 142320, 144720, 158924, 160110, 192132, 198655, 213480, 217080, 238386, 240165, 256176, 317848, 320220, 357579, 384264, 397310, 426960, 434160, 476772, 480330, 595965, 635696, 640440, 715158, 768528, 794620, 953544, 960660, 1072737, 1191930, 1280880, 1430316, 1589240, 1787895, 1907088, 1921320, 2145474, 2383860, 2860632, 3178480, 3218211, 3575790, 3842640, 4290948, 4767720, 5363685, 5721264, 6436422, 7151580, 8581896, 9535440, 10727370, 12872844, 14303160, 16091055, 17163792, 21454740, 25745688, 28606320, 32182110, 42909480, 51491376, 64364220, 85818960, 128728440, 257456880]

約数ペア:

[(1, 257456880), (2, 128728440), (3, 85818960), (4, 64364220), (5, 51491376), (6, 42909480), (8, 32182110), (9, 28606320), (10, 25745688), (12, 21454740), (15, 17163792), (16, 16091055), (18, 14303160), (20, 12872844), (24, 10727370), (27, 9535440), (30, 8581896), (36, 7151580), (40, 6436422), (45, 5721264), (48, 5363685), (54, 4767720), (60, 4290948), (67, 3842640), (72, 3575790), (80, 3218211), (81, 3178480), (90, 2860632), (108, 2383860), (120, 2145474), (134, 1921320), (135, 1907088), (144, 1787895), (162, 1589240), (180, 1430316), (201, 1280880), (216, 1191930), (240, 1072737), (268, 960660), (270, 953544), (324, 794620), (335, 768528), (360, 715158), (402, 640440), (405, 635696), (432, 595965), (536, 480330), (540, 476772), (593, 434160), (603, 426960), (648, 397310), (670, 384264), (720, 357579), (804, 320220), (810, 317848), (1005, 256176), (1072, 240165), (1080, 238386), (1186, 217080), (1206, 213480), (1296, 198655), (1340, 192132), (1608, 160110), (1620, 158924), (1779, 144720), (1809, 142320), (2010, 128088), (2160, 119193), (2372, 108540), (2412, 106740), (2680, 96066), (2965, 86832), (3015, 85392), (3216, 80055), (3240, 79462), (3558, 72360), (3618, 71160), (4020, 64044), (4744, 54270), (4824, 53370), (5337, 48240), (5360, 48033), (5427, 47440), (5930, 43416), (6030, 42696), (6480, 39731), (7116, 36180), (7236, 35580), (8040, 32022), (8895, 28944), (9045, 28464), (9488, 27135), (9648, 26685), (10674, 24120), (10854, 23720), (11860, 21708), (12060, 21348), (14232, 18090), (14472, 17790), (16011, 16080)]