256761120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6947}}^1$

素因数の和:6983

約数の個数: 192

約数和(自身を含む): 1008516096

約数和(自身を除く): 751754976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1680, 1760, 1848, 2310, 2464, 2640, 3080, 3360, 3696, 4620, 5280, 6160, 6947, 7392, 9240, 12320, 13894, 18480, 20841, 27788, 34735, 36960, 41682, 48629, 55576, 69470, 76417, 83364, 97258, 104205, 111152, 138940, 145887, 152834, 166728, 194516, 208410, 222304, 229251, 243145, 277880, 291774, 305668, 333456, 382085, 389032, 416820, 458502, 486290, 534919, 555760, 583548, 611336, 666912, 729435, 764170, 778064, 833640, 917004, 972580, 1069838, 1111520, 1146255, 1167096, 1222672, 1458870, 1528340, 1556128, 1604757, 1667280, 1834008, 1945160, 2139676, 2292510, 2334192, 2445344, 2674595, 2917740, 3056680, 3209514, 3334560, 3668016, 3890320, 4279352, 4585020, 4668384, 5349190, 5835480, 6113360, 6419028, 7336032, 7780640, 8023785, 8558704, 9170040, 10698380, 11670960, 12226720, 12838056, 16047570, 17117408, 18340080, 21396760, 23341920, 25676112, 32095140, 36680160, 42793520, 51352224, 64190280, 85587040, 128380560, 256761120]

約数ペア:

[(1, 256761120), (2, 128380560), (3, 85587040), (4, 64190280), (5, 51352224), (6, 42793520), (7, 36680160), (8, 32095140), (10, 25676112), (11, 23341920), (12, 21396760), (14, 18340080), (15, 17117408), (16, 16047570), (20, 12838056), (21, 12226720), (22, 11670960), (24, 10698380), (28, 9170040), (30, 8558704), (32, 8023785), (33, 7780640), (35, 7336032), (40, 6419028), (42, 6113360), (44, 5835480), (48, 5349190), (55, 4668384), (56, 4585020), (60, 4279352), (66, 3890320), (70, 3668016), (77, 3334560), (80, 3209514), (84, 3056680), (88, 2917740), (96, 2674595), (105, 2445344), (110, 2334192), (112, 2292510), (120, 2139676), (132, 1945160), (140, 1834008), (154, 1667280), (160, 1604757), (165, 1556128), (168, 1528340), (176, 1458870), (210, 1222672), (220, 1167096), (224, 1146255), (231, 1111520), (240, 1069838), (264, 972580), (280, 917004), (308, 833640), (330, 778064), (336, 764170), (352, 729435), (385, 666912), (420, 611336), (440, 583548), (462, 555760), (480, 534919), (528, 486290), (560, 458502), (616, 416820), (660, 389032), (672, 382085), (770, 333456), (840, 305668), (880, 291774), (924, 277880), (1056, 243145), (1120, 229251), (1155, 222304), (1232, 208410), (1320, 194516), (1540, 166728), (1680, 152834), (1760, 145887), (1848, 138940), (2310, 111152), (2464, 104205), (2640, 97258), (3080, 83364), (3360, 76417), (3696, 69470), (4620, 55576), (5280, 48629), (6160, 41682), (6947, 36960), (7392, 34735), (9240, 27788), (12320, 20841), (13894, 18480)]