1025886720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 240

約数和(自身を含む): 3413219040

約数和(自身を除く): 2387332320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 139, 155, 160, 186, 192, 240, 248, 256, 278, 310, 320, 372, 384, 417, 465, 480, 496, 512, 556, 620, 640, 695, 744, 768, 834, 930, 960, 961, 992, 1112, 1240, 1280, 1390, 1488, 1536, 1668, 1860, 1920, 1922, 1984, 2085, 2224, 2480, 2560, 2780, 2883, 2976, 3336, 3720, 3840, 3844, 3968, 4170, 4309, 4448, 4805, 4960, 5560, 5766, 5952, 6672, 7440, 7680, 7688, 7936, 8340, 8618, 8896, 9610, 9920, 11120, 11532, 11904, 12927, 13344, 14415, 14880, 15376, 15872, 16680, 17236, 17792, 19220, 19840, 21545, 22240, 23064, 23808, 25854, 26688, 28830, 29760, 30752, 33360, 34472, 35584, 38440, 39680, 43090, 44480, 46128, 47616, 51708, 53376, 57660, 59520, 61504, 64635, 66720, 68944, 71168, 76880, 79360, 86180, 88960, 92256, 103416, 106752, 115320, 119040, 123008, 129270, 133440, 133579, 137888, 153760, 172360, 177920, 184512, 206832, 213504, 230640, 238080, 246016, 258540, 266880, 267158, 275776, 307520, 344720, 355840, 369024, 400737, 413664, 461280, 492032, 517080, 533760, 534316, 551552, 615040, 667895, 689440, 738048, 801474, 827328, 922560, 1034160, 1067520, 1068632, 1103104, 1230080, 1335790, 1378880, 1476096, 1602948, 1654656, 1845120, 2003685, 2068320, 2137264, 2206208, 2460160, 2671580, 2757760, 3205896, 3309312, 3690240, 4007370, 4136640, 4274528, 5343160, 5515520, 6411792, 6618624, 7380480, 8014740, 8273280, 8549056, 10686320, 11031040, 12823584, 16029480, 16546560, 17098112, 21372640, 25647168, 32058960, 33093120, 34196224, 42745280, 51294336, 64117920, 68392448, 85490560, 102588672, 128235840, 170981120, 205177344, 256471680, 341962240, 512943360, 1025886720]

約数ペア:

[(1, 1025886720), (2, 512943360), (3, 341962240), (4, 256471680), (5, 205177344), (6, 170981120), (8, 128235840), (10, 102588672), (12, 85490560), (15, 68392448), (16, 64117920), (20, 51294336), (24, 42745280), (30, 34196224), (31, 33093120), (32, 32058960), (40, 25647168), (48, 21372640), (60, 17098112), (62, 16546560), (64, 16029480), (80, 12823584), (93, 11031040), (96, 10686320), (120, 8549056), (124, 8273280), (128, 8014740), (139, 7380480), (155, 6618624), (160, 6411792), (186, 5515520), (192, 5343160), (240, 4274528), (248, 4136640), (256, 4007370), (278, 3690240), (310, 3309312), (320, 3205896), (372, 2757760), (384, 2671580), (417, 2460160), (465, 2206208), (480, 2137264), (496, 2068320), (512, 2003685), (556, 1845120), (620, 1654656), (640, 1602948), (695, 1476096), (744, 1378880), (768, 1335790), (834, 1230080), (930, 1103104), (960, 1068632), (961, 1067520), (992, 1034160), (1112, 922560), (1240, 827328), (1280, 801474), (1390, 738048), (1488, 689440), (1536, 667895), (1668, 615040), (1860, 551552), (1920, 534316), (1922, 533760), (1984, 517080), (2085, 492032), (2224, 461280), (2480, 413664), (2560, 400737), (2780, 369024), (2883, 355840), (2976, 344720), (3336, 307520), (3720, 275776), (3840, 267158), (3844, 266880), (3968, 258540), (4170, 246016), (4309, 238080), (4448, 230640), (4805, 213504), (4960, 206832), (5560, 184512), (5766, 177920), (5952, 172360), (6672, 153760), (7440, 137888), (7680, 133579), (7688, 133440), (7936, 129270), (8340, 123008), (8618, 119040), (8896, 115320), (9610, 106752), (9920, 103416), (11120, 92256), (11532, 88960), (11904, 86180), (12927, 79360), (13344, 76880), (14415, 71168), (14880, 68944), (15376, 66720), (15872, 64635), (16680, 61504), (17236, 59520), (17792, 57660), (19220, 53376), (19840, 51708), (21545, 47616), (22240, 46128), (23064, 44480), (23808, 43090), (25854, 39680), (26688, 38440), (28830, 35584), (29760, 34472), (30752, 33360)]