256168080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 360

約数和(自身を含む): 1027079352

約数和(自身を除く): 770911272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 53, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 106, 112, 120, 126, 137, 140, 144, 147, 159, 168, 180, 196, 210, 212, 240, 245, 252, 265, 274, 280, 294, 315, 318, 336, 360, 371, 392, 411, 420, 424, 441, 477, 490, 504, 530, 548, 560, 588, 630, 636, 685, 720, 735, 742, 784, 795, 822, 840, 848, 882, 954, 959, 980, 1008, 1060, 1096, 1113, 1176, 1233, 1260, 1272, 1370, 1470, 1484, 1590, 1644, 1680, 1764, 1855, 1908, 1918, 1960, 2055, 2120, 2192, 2205, 2226, 2352, 2385, 2466, 2520, 2544, 2597, 2740, 2877, 2940, 2968, 3180, 3288, 3339, 3528, 3710, 3816, 3836, 3920, 4110, 4240, 4410, 4452, 4770, 4795, 4932, 5040, 5194, 5480, 5565, 5754, 5880, 5936, 6165, 6360, 6576, 6678, 6713, 7056, 7261, 7420, 7632, 7672, 7791, 8220, 8631, 8820, 8904, 9540, 9590, 9864, 10388, 10960, 11130, 11508, 11760, 12330, 12720, 12985, 13356, 13426, 14385, 14522, 14840, 15344, 15582, 16440, 16695, 17262, 17640, 17808, 19080, 19180, 19728, 20139, 20776, 21783, 22260, 23016, 23373, 24660, 25970, 26712, 26852, 28770, 29044, 29680, 31164, 32880, 33390, 33565, 34524, 35280, 36305, 38160, 38360, 38955, 40278, 41552, 43155, 43566, 44520, 46032, 46746, 49320, 50827, 51940, 53424, 53704, 57540, 58088, 60417, 62328, 65349, 66780, 67130, 69048, 72610, 76720, 77910, 80556, 86310, 87132, 89040, 93492, 98640, 100695, 101654, 103880, 107408, 108915, 115080, 116176, 116865, 120834, 124656, 130698, 133560, 134260, 138096, 145220, 152481, 155820, 161112, 172620, 174264, 186984, 201390, 203308, 207760, 217830, 230160, 233730, 241668, 254135, 261396, 267120, 268520, 290440, 302085, 304962, 311640, 322224, 326745, 345240, 348528, 355789, 373968, 402780, 406616, 435660, 457443, 467460, 483336, 508270, 522792, 537040, 580880, 604170, 609924, 623280, 653490, 690480, 711578, 762405, 805560, 813232, 871320, 914886, 934920, 966672, 1016540, 1045584, 1067367, 1208340, 1219848, 1306980, 1423156, 1524810, 1611120, 1742640, 1778945, 1829772, 1869840, 2033080, 2134734, 2287215, 2416680, 2439696, 2613960, 2846312, 3049620, 3202101, 3557890, 3659544, 4066160, 4269468, 4574430, 4833360, 5227920, 5336835, 5692624, 6099240, 6404202, 7115780, 7319088, 8538936, 9148860, 10673670, 12198480, 12808404, 14231560, 16010505, 17077872, 18297720, 21347340, 25616808, 28463120, 32021010, 36595440, 42694680, 51233616, 64042020, 85389360, 128084040, 256168080]

約数ペア:

[(1, 256168080), (2, 128084040), (3, 85389360), (4, 64042020), (5, 51233616), (6, 42694680), (7, 36595440), (8, 32021010), (9, 28463120), (10, 25616808), (12, 21347340), (14, 18297720), (15, 17077872), (16, 16010505), (18, 14231560), (20, 12808404), (21, 12198480), (24, 10673670), (28, 9148860), (30, 8538936), (35, 7319088), (36, 7115780), (40, 6404202), (42, 6099240), (45, 5692624), (48, 5336835), (49, 5227920), (53, 4833360), (56, 4574430), (60, 4269468), (63, 4066160), (70, 3659544), (72, 3557890), (80, 3202101), (84, 3049620), (90, 2846312), (98, 2613960), (105, 2439696), (106, 2416680), (112, 2287215), (120, 2134734), (126, 2033080), (137, 1869840), (140, 1829772), (144, 1778945), (147, 1742640), (159, 1611120), (168, 1524810), (180, 1423156), (196, 1306980), (210, 1219848), (212, 1208340), (240, 1067367), (245, 1045584), (252, 1016540), (265, 966672), (274, 934920), (280, 914886), (294, 871320), (315, 813232), (318, 805560), (336, 762405), (360, 711578), (371, 690480), (392, 653490), (411, 623280), (420, 609924), (424, 604170), (441, 580880), (477, 537040), (490, 522792), (504, 508270), (530, 483336), (548, 467460), (560, 457443), (588, 435660), (630, 406616), (636, 402780), (685, 373968), (720, 355789), (735, 348528), (742, 345240), (784, 326745), (795, 322224), (822, 311640), (840, 304962), (848, 302085), (882, 290440), (954, 268520), (959, 267120), (980, 261396), (1008, 254135), (1060, 241668), (1096, 233730), (1113, 230160), (1176, 217830), (1233, 207760), (1260, 203308), (1272, 201390), (1370, 186984), (1470, 174264), (1484, 172620), (1590, 161112), (1644, 155820), (1680, 152481), (1764, 145220), (1855, 138096), (1908, 134260), (1918, 133560), (1960, 130698), (2055, 124656), (2120, 120834), (2192, 116865), (2205, 116176), (2226, 115080), (2352, 108915), (2385, 107408), (2466, 103880), (2520, 101654), (2544, 100695), (2597, 98640), (2740, 93492), (2877, 89040), (2940, 87132), (2968, 86310), (3180, 80556), (3288, 77910), (3339, 76720), (3528, 72610), (3710, 69048), (3816, 67130), (3836, 66780), (3920, 65349), (4110, 62328), (4240, 60417), (4410, 58088), (4452, 57540), (4770, 53704), (4795, 53424), (4932, 51940), (5040, 50827), (5194, 49320), (5480, 46746), (5565, 46032), (5754, 44520), (5880, 43566), (5936, 43155), (6165, 41552), (6360, 40278), (6576, 38955), (6678, 38360), (6713, 38160), (7056, 36305), (7261, 35280), (7420, 34524), (7632, 33565), (7672, 33390), (7791, 32880), (8220, 31164), (8631, 29680), (8820, 29044), (8904, 28770), (9540, 26852), (9590, 26712), (9864, 25970), (10388, 24660), (10960, 23373), (11130, 23016), (11508, 22260), (11760, 21783), (12330, 20776), (12720, 20139), (12985, 19728), (13356, 19180), (13426, 19080), (14385, 17808), (14522, 17640), (14840, 17262), (15344, 16695), (15582, 16440)]