262354560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 256

約数和(自身を含む): 941794560

約数和(自身を除く): 679440000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 299, 312, 320, 345, 368, 384, 390, 416, 457, 460, 480, 520, 552, 598, 624, 640, 690, 736, 780, 832, 897, 914, 920, 960, 1040, 1104, 1196, 1248, 1371, 1380, 1472, 1495, 1560, 1664, 1794, 1828, 1840, 1920, 2080, 2208, 2285, 2392, 2496, 2742, 2760, 2944, 2990, 3120, 3588, 3656, 3680, 4160, 4416, 4485, 4570, 4784, 4992, 5484, 5520, 5941, 5980, 6240, 6855, 7176, 7312, 7360, 8320, 8832, 8970, 9140, 9568, 10511, 10968, 11040, 11882, 11960, 12480, 13710, 14352, 14624, 14720, 17823, 17940, 18280, 19136, 21022, 21936, 22080, 23764, 23920, 24960, 27420, 28704, 29248, 29705, 31533, 35646, 35880, 36560, 38272, 42044, 43872, 44160, 47528, 47840, 52555, 54840, 57408, 58496, 59410, 63066, 71292, 71760, 73120, 84088, 87744, 89115, 95056, 95680, 105110, 109680, 114816, 118820, 126132, 136643, 142584, 143520, 146240, 157665, 168176, 175488, 178230, 190112, 191360, 210220, 219360, 237640, 252264, 273286, 285168, 287040, 292480, 315330, 336352, 356460, 380224, 409929, 420440, 438720, 475280, 504528, 546572, 570336, 574080, 630660, 672704, 683215, 712920, 760448, 819858, 840880, 877440, 950560, 1009056, 1093144, 1140672, 1261320, 1345408, 1366430, 1425840, 1639716, 1681760, 1901120, 2018112, 2049645, 2186288, 2281344, 2522640, 2732860, 2851680, 3279432, 3363520, 3802240, 4036224, 4099290, 4372576, 5045280, 5465720, 5703360, 6558864, 6727040, 8198580, 8745152, 10090560, 10931440, 11406720, 13117728, 16397160, 17490304, 20181120, 21862880, 26235456, 32794320, 43725760, 52470912, 65588640, 87451520, 131177280, 262354560]

約数ペア:

[(1, 262354560), (2, 131177280), (3, 87451520), (4, 65588640), (5, 52470912), (6, 43725760), (8, 32794320), (10, 26235456), (12, 21862880), (13, 20181120), (15, 17490304), (16, 16397160), (20, 13117728), (23, 11406720), (24, 10931440), (26, 10090560), (30, 8745152), (32, 8198580), (39, 6727040), (40, 6558864), (46, 5703360), (48, 5465720), (52, 5045280), (60, 4372576), (64, 4099290), (65, 4036224), (69, 3802240), (78, 3363520), (80, 3279432), (92, 2851680), (96, 2732860), (104, 2522640), (115, 2281344), (120, 2186288), (128, 2049645), (130, 2018112), (138, 1901120), (156, 1681760), (160, 1639716), (184, 1425840), (192, 1366430), (195, 1345408), (208, 1261320), (230, 1140672), (240, 1093144), (260, 1009056), (276, 950560), (299, 877440), (312, 840880), (320, 819858), (345, 760448), (368, 712920), (384, 683215), (390, 672704), (416, 630660), (457, 574080), (460, 570336), (480, 546572), (520, 504528), (552, 475280), (598, 438720), (624, 420440), (640, 409929), (690, 380224), (736, 356460), (780, 336352), (832, 315330), (897, 292480), (914, 287040), (920, 285168), (960, 273286), (1040, 252264), (1104, 237640), (1196, 219360), (1248, 210220), (1371, 191360), (1380, 190112), (1472, 178230), (1495, 175488), (1560, 168176), (1664, 157665), (1794, 146240), (1828, 143520), (1840, 142584), (1920, 136643), (2080, 126132), (2208, 118820), (2285, 114816), (2392, 109680), (2496, 105110), (2742, 95680), (2760, 95056), (2944, 89115), (2990, 87744), (3120, 84088), (3588, 73120), (3656, 71760), (3680, 71292), (4160, 63066), (4416, 59410), (4485, 58496), (4570, 57408), (4784, 54840), (4992, 52555), (5484, 47840), (5520, 47528), (5941, 44160), (5980, 43872), (6240, 42044), (6855, 38272), (7176, 36560), (7312, 35880), (7360, 35646), (8320, 31533), (8832, 29705), (8970, 29248), (9140, 28704), (9568, 27420), (10511, 24960), (10968, 23920), (11040, 23764), (11882, 22080), (11960, 21936), (12480, 21022), (13710, 19136), (14352, 18280), (14624, 17940), (14720, 17823)]