254269440

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 288

約数和(自身を含む): 919900800

約数和(自身を除く): 665631360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 89, 90, 93, 96, 120, 124, 128, 144, 155, 160, 178, 180, 186, 192, 240, 248, 256, 267, 279, 288, 310, 320, 356, 360, 372, 384, 445, 465, 480, 496, 512, 534, 558, 576, 620, 640, 712, 720, 744, 768, 801, 890, 930, 960, 992, 1024, 1068, 1116, 1152, 1240, 1280, 1335, 1395, 1424, 1440, 1488, 1536, 1602, 1780, 1860, 1920, 1984, 2048, 2136, 2232, 2304, 2480, 2560, 2670, 2759, 2790, 2848, 2880, 2976, 3072, 3204, 3560, 3720, 3840, 3968, 4005, 4272, 4464, 4608, 4960, 5120, 5340, 5518, 5580, 5696, 5760, 5952, 6144, 6408, 7120, 7440, 7680, 7936, 8010, 8277, 8544, 8928, 9216, 9920, 10240, 10680, 11036, 11160, 11392, 11520, 11904, 12816, 13795, 14240, 14880, 15360, 15872, 16020, 16554, 17088, 17856, 18432, 19840, 21360, 22072, 22320, 22784, 23040, 23808, 24831, 25632, 27590, 28480, 29760, 30720, 31744, 32040, 33108, 34176, 35712, 39680, 41385, 42720, 44144, 44640, 45568, 46080, 47616, 49662, 51264, 55180, 56960, 59520, 63488, 64080, 66216, 68352, 71424, 79360, 82770, 85440, 88288, 89280, 91136, 92160, 95232, 99324, 102528, 110360, 113920, 119040, 124155, 128160, 132432, 136704, 142848, 158720, 165540, 170880, 176576, 178560, 182272, 190464, 198648, 205056, 220720, 227840, 238080, 248310, 256320, 264864, 273408, 285696, 317440, 331080, 341760, 353152, 357120, 397296, 410112, 441440, 455680, 476160, 496620, 512640, 529728, 546816, 571392, 662160, 683520, 706304, 714240, 794592, 820224, 882880, 911360, 952320, 993240, 1025280, 1059456, 1324320, 1367040, 1412608, 1428480, 1589184, 1640448, 1765760, 1986480, 2050560, 2118912, 2648640, 2734080, 2825216, 2856960, 3178368, 3531520, 3972960, 4101120, 4237824, 5297280, 5650432, 6356736, 7063040, 7945920, 8202240, 8475648, 10594560, 12713472, 14126080, 15891840, 16951296, 21189120, 25426944, 28252160, 31783680, 42378240, 50853888, 63567360, 84756480, 127134720, 254269440]

約数ペア:

[(1, 254269440), (2, 127134720), (3, 84756480), (4, 63567360), (5, 50853888), (6, 42378240), (8, 31783680), (9, 28252160), (10, 25426944), (12, 21189120), (15, 16951296), (16, 15891840), (18, 14126080), (20, 12713472), (24, 10594560), (30, 8475648), (31, 8202240), (32, 7945920), (36, 7063040), (40, 6356736), (45, 5650432), (48, 5297280), (60, 4237824), (62, 4101120), (64, 3972960), (72, 3531520), (80, 3178368), (89, 2856960), (90, 2825216), (93, 2734080), (96, 2648640), (120, 2118912), (124, 2050560), (128, 1986480), (144, 1765760), (155, 1640448), (160, 1589184), (178, 1428480), (180, 1412608), (186, 1367040), (192, 1324320), (240, 1059456), (248, 1025280), (256, 993240), (267, 952320), (279, 911360), (288, 882880), (310, 820224), (320, 794592), (356, 714240), (360, 706304), (372, 683520), (384, 662160), (445, 571392), (465, 546816), (480, 529728), (496, 512640), (512, 496620), (534, 476160), (558, 455680), (576, 441440), (620, 410112), (640, 397296), (712, 357120), (720, 353152), (744, 341760), (768, 331080), (801, 317440), (890, 285696), (930, 273408), (960, 264864), (992, 256320), (1024, 248310), (1068, 238080), (1116, 227840), (1152, 220720), (1240, 205056), (1280, 198648), (1335, 190464), (1395, 182272), (1424, 178560), (1440, 176576), (1488, 170880), (1536, 165540), (1602, 158720), (1780, 142848), (1860, 136704), (1920, 132432), (1984, 128160), (2048, 124155), (2136, 119040), (2232, 113920), (2304, 110360), (2480, 102528), (2560, 99324), (2670, 95232), (2759, 92160), (2790, 91136), (2848, 89280), (2880, 88288), (2976, 85440), (3072, 82770), (3204, 79360), (3560, 71424), (3720, 68352), (3840, 66216), (3968, 64080), (4005, 63488), (4272, 59520), (4464, 56960), (4608, 55180), (4960, 51264), (5120, 49662), (5340, 47616), (5518, 46080), (5580, 45568), (5696, 44640), (5760, 44144), (5952, 42720), (6144, 41385), (6408, 39680), (7120, 35712), (7440, 34176), (7680, 33108), (7936, 32040), (8010, 31744), (8277, 30720), (8544, 29760), (8928, 28480), (9216, 27590), (9920, 25632), (10240, 24831), (10680, 23808), (11036, 23040), (11160, 22784), (11392, 22320), (11520, 22072), (11904, 21360), (12816, 19840), (13795, 18432), (14240, 17856), (14880, 17088), (15360, 16554), (15872, 16020)]