261127680

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 240

約数和(自身を含む): 920847312

約数和(自身を除く): 659719632

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, 128, 132, 160, 165, 176, 192, 220, 240, 242, 256, 264, 281, 320, 330, 352, 363, 384, 440, 480, 484, 512, 528, 562, 605, 640, 660, 704, 726, 768, 843, 880, 960, 968, 1056, 1124, 1210, 1280, 1320, 1405, 1408, 1452, 1536, 1686, 1760, 1815, 1920, 1936, 2112, 2248, 2420, 2560, 2640, 2810, 2816, 2904, 3091, 3372, 3520, 3630, 3840, 3872, 4215, 4224, 4496, 4840, 5280, 5620, 5632, 5808, 6182, 6744, 7040, 7260, 7680, 7744, 8430, 8448, 8992, 9273, 9680, 10560, 11240, 11616, 12364, 13488, 14080, 14520, 15455, 15488, 16860, 16896, 17984, 18546, 19360, 21120, 22480, 23232, 24728, 26976, 28160, 29040, 30910, 30976, 33720, 34001, 35968, 37092, 38720, 42240, 44960, 46365, 46464, 49456, 53952, 58080, 61820, 61952, 67440, 68002, 71936, 74184, 77440, 84480, 89920, 92730, 92928, 98912, 102003, 107904, 116160, 123640, 134880, 136004, 143872, 148368, 154880, 170005, 179840, 185460, 185856, 197824, 204006, 215808, 232320, 247280, 269760, 272008, 296736, 309760, 340010, 359680, 370920, 395648, 408012, 431616, 464640, 494560, 510015, 539520, 544016, 593472, 680020, 719360, 741840, 791296, 816024, 929280, 989120, 1020030, 1079040, 1088032, 1186944, 1360040, 1483680, 1582592, 1632048, 1978240, 2040060, 2158080, 2176064, 2373888, 2720080, 2967360, 3264096, 3956480, 4080120, 4352128, 4747776, 5440160, 5934720, 6528192, 7912960, 8160240, 8704256, 10880320, 11869440, 13056384, 16320480, 17408512, 21760640, 23738880, 26112768, 32640960, 43521280, 52225536, 65281920, 87042560, 130563840, 261127680]

約数ペア:

[(1, 261127680), (2, 130563840), (3, 87042560), (4, 65281920), (5, 52225536), (6, 43521280), (8, 32640960), (10, 26112768), (11, 23738880), (12, 21760640), (15, 17408512), (16, 16320480), (20, 13056384), (22, 11869440), (24, 10880320), (30, 8704256), (32, 8160240), (33, 7912960), (40, 6528192), (44, 5934720), (48, 5440160), (55, 4747776), (60, 4352128), (64, 4080120), (66, 3956480), (80, 3264096), (88, 2967360), (96, 2720080), (110, 2373888), (120, 2176064), (121, 2158080), (128, 2040060), (132, 1978240), (160, 1632048), (165, 1582592), (176, 1483680), (192, 1360040), (220, 1186944), (240, 1088032), (242, 1079040), (256, 1020030), (264, 989120), (281, 929280), (320, 816024), (330, 791296), (352, 741840), (363, 719360), (384, 680020), (440, 593472), (480, 544016), (484, 539520), (512, 510015), (528, 494560), (562, 464640), (605, 431616), (640, 408012), (660, 395648), (704, 370920), (726, 359680), (768, 340010), (843, 309760), (880, 296736), (960, 272008), (968, 269760), (1056, 247280), (1124, 232320), (1210, 215808), (1280, 204006), (1320, 197824), (1405, 185856), (1408, 185460), (1452, 179840), (1536, 170005), (1686, 154880), (1760, 148368), (1815, 143872), (1920, 136004), (1936, 134880), (2112, 123640), (2248, 116160), (2420, 107904), (2560, 102003), (2640, 98912), (2810, 92928), (2816, 92730), (2904, 89920), (3091, 84480), (3372, 77440), (3520, 74184), (3630, 71936), (3840, 68002), (3872, 67440), (4215, 61952), (4224, 61820), (4496, 58080), (4840, 53952), (5280, 49456), (5620, 46464), (5632, 46365), (5808, 44960), (6182, 42240), (6744, 38720), (7040, 37092), (7260, 35968), (7680, 34001), (7744, 33720), (8430, 30976), (8448, 30910), (8992, 29040), (9273, 28160), (9680, 26976), (10560, 24728), (11240, 23232), (11616, 22480), (12364, 21120), (13488, 19360), (14080, 18546), (14520, 17984), (15455, 16896), (15488, 16860)]