217357728

素因数分解:

$2^5\times 3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 240

約数和(自身を含む): 711498816

約数和(自身を除く): 494141088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 41, 42, 46, 48, 49, 56, 69, 82, 84, 92, 96, 98, 112, 123, 138, 147, 161, 164, 168, 184, 196, 224, 246, 276, 287, 294, 322, 328, 336, 343, 368, 392, 483, 492, 552, 574, 588, 644, 656, 672, 686, 736, 784, 861, 943, 966, 984, 1029, 1104, 1127, 1148, 1176, 1288, 1312, 1372, 1568, 1722, 1886, 1932, 1968, 2009, 2058, 2208, 2254, 2296, 2352, 2401, 2576, 2744, 2829, 3381, 3444, 3772, 3864, 3936, 4018, 4116, 4508, 4592, 4704, 4802, 5152, 5488, 5658, 6027, 6601, 6762, 6888, 7203, 7544, 7728, 7889, 8036, 8232, 9016, 9184, 9604, 10976, 11316, 12054, 13202, 13524, 13776, 14063, 14406, 15088, 15456, 15778, 16072, 16464, 18032, 19208, 19803, 22632, 23667, 24108, 26404, 27048, 27552, 28126, 28812, 30176, 31556, 32144, 32928, 36064, 38416, 39606, 42189, 45264, 46207, 47334, 48216, 52808, 54096, 55223, 56252, 57624, 63112, 64288, 76832, 79212, 84378, 90528, 92414, 94668, 96432, 98441, 105616, 108192, 110446, 112504, 115248, 126224, 138621, 158424, 165669, 168756, 184828, 189336, 192864, 196882, 211232, 220892, 225008, 230496, 252448, 277242, 295323, 316848, 323449, 331338, 337512, 369656, 378672, 393764, 441784, 450016, 554484, 590646, 633696, 646898, 662676, 675024, 739312, 757344, 787528, 883568, 970347, 1108968, 1181292, 1293796, 1325352, 1350048, 1478624, 1575056, 1767136, 1940694, 2217936, 2264143, 2362584, 2587592, 2650704, 3150112, 3881388, 4435872, 4528286, 4725168, 5175184, 5301408, 6792429, 7762776, 9056572, 9450336, 10350368, 13584858, 15525552, 18113144, 27169716, 31051104, 36226288, 54339432, 72452576, 108678864, 217357728]

約数ペア:

[(1, 217357728), (2, 108678864), (3, 72452576), (4, 54339432), (6, 36226288), (7, 31051104), (8, 27169716), (12, 18113144), (14, 15525552), (16, 13584858), (21, 10350368), (23, 9450336), (24, 9056572), (28, 7762776), (32, 6792429), (41, 5301408), (42, 5175184), (46, 4725168), (48, 4528286), (49, 4435872), (56, 3881388), (69, 3150112), (82, 2650704), (84, 2587592), (92, 2362584), (96, 2264143), (98, 2217936), (112, 1940694), (123, 1767136), (138, 1575056), (147, 1478624), (161, 1350048), (164, 1325352), (168, 1293796), (184, 1181292), (196, 1108968), (224, 970347), (246, 883568), (276, 787528), (287, 757344), (294, 739312), (322, 675024), (328, 662676), (336, 646898), (343, 633696), (368, 590646), (392, 554484), (483, 450016), (492, 441784), (552, 393764), (574, 378672), (588, 369656), (644, 337512), (656, 331338), (672, 323449), (686, 316848), (736, 295323), (784, 277242), (861, 252448), (943, 230496), (966, 225008), (984, 220892), (1029, 211232), (1104, 196882), (1127, 192864), (1148, 189336), (1176, 184828), (1288, 168756), (1312, 165669), (1372, 158424), (1568, 138621), (1722, 126224), (1886, 115248), (1932, 112504), (1968, 110446), (2009, 108192), (2058, 105616), (2208, 98441), (2254, 96432), (2296, 94668), (2352, 92414), (2401, 90528), (2576, 84378), (2744, 79212), (2829, 76832), (3381, 64288), (3444, 63112), (3772, 57624), (3864, 56252), (3936, 55223), (4018, 54096), (4116, 52808), (4508, 48216), (4592, 47334), (4704, 46207), (4802, 45264), (5152, 42189), (5488, 39606), (5658, 38416), (6027, 36064), (6601, 32928), (6762, 32144), (6888, 31556), (7203, 30176), (7544, 28812), (7728, 28126), (7889, 27552), (8036, 27048), (8232, 26404), (9016, 24108), (9184, 23667), (9604, 22632), (10976, 19803), (11316, 19208), (12054, 18032), (13202, 16464), (13524, 16072), (13776, 15778), (14063, 15456), (14406, 15088)]