257062080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2213}}^1$

素因数の和:2255

約数の個数: 168

約数和(自身を含む): 897520176

約数和(自身を除く): 640458096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 192, 220, 240, 242, 264, 320, 330, 352, 363, 440, 480, 484, 528, 605, 660, 704, 726, 880, 960, 968, 1056, 1210, 1320, 1452, 1760, 1815, 1936, 2112, 2213, 2420, 2640, 2904, 3520, 3630, 3872, 4426, 4840, 5280, 5808, 6639, 7260, 7744, 8852, 9680, 10560, 11065, 11616, 13278, 14520, 17704, 19360, 22130, 23232, 24343, 26556, 29040, 33195, 35408, 38720, 44260, 48686, 53112, 58080, 66390, 70816, 73029, 88520, 97372, 106224, 116160, 121715, 132780, 141632, 146058, 177040, 194744, 212448, 243430, 265560, 267773, 292116, 354080, 365145, 389488, 424896, 486860, 531120, 535546, 584232, 708160, 730290, 778976, 803319, 973720, 1062240, 1071092, 1168464, 1338865, 1460580, 1557952, 1606638, 1947440, 2124480, 2142184, 2336928, 2677730, 2921160, 3213276, 3894880, 4016595, 4284368, 4673856, 5355460, 5842320, 6426552, 7789760, 8033190, 8568736, 10710920, 11684640, 12853104, 16066380, 17137472, 21421840, 23369280, 25706208, 32132760, 42843680, 51412416, 64265520, 85687360, 128531040, 257062080]

約数ペア:

[(1, 257062080), (2, 128531040), (3, 85687360), (4, 64265520), (5, 51412416), (6, 42843680), (8, 32132760), (10, 25706208), (11, 23369280), (12, 21421840), (15, 17137472), (16, 16066380), (20, 12853104), (22, 11684640), (24, 10710920), (30, 8568736), (32, 8033190), (33, 7789760), (40, 6426552), (44, 5842320), (48, 5355460), (55, 4673856), (60, 4284368), (64, 4016595), (66, 3894880), (80, 3213276), (88, 2921160), (96, 2677730), (110, 2336928), (120, 2142184), (121, 2124480), (132, 1947440), (160, 1606638), (165, 1557952), (176, 1460580), (192, 1338865), (220, 1168464), (240, 1071092), (242, 1062240), (264, 973720), (320, 803319), (330, 778976), (352, 730290), (363, 708160), (440, 584232), (480, 535546), (484, 531120), (528, 486860), (605, 424896), (660, 389488), (704, 365145), (726, 354080), (880, 292116), (960, 267773), (968, 265560), (1056, 243430), (1210, 212448), (1320, 194744), (1452, 177040), (1760, 146058), (1815, 141632), (1936, 132780), (2112, 121715), (2213, 116160), (2420, 106224), (2640, 97372), (2904, 88520), (3520, 73029), (3630, 70816), (3872, 66390), (4426, 58080), (4840, 53112), (5280, 48686), (5808, 44260), (6639, 38720), (7260, 35408), (7744, 33195), (8852, 29040), (9680, 26556), (10560, 24343), (11065, 23232), (11616, 22130), (13278, 19360), (14520, 17704)]