641195568

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 320

約数和(自身を含む): 2133196800

約数和(自身を除く): 1492001232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 29, 31, 36, 39, 48, 52, 54, 58, 62, 72, 78, 87, 93, 104, 108, 116, 117, 124, 127, 144, 156, 174, 186, 208, 216, 232, 234, 248, 254, 261, 279, 312, 348, 351, 372, 377, 381, 403, 432, 464, 468, 496, 508, 522, 558, 624, 696, 702, 744, 754, 762, 783, 806, 837, 899, 936, 1016, 1044, 1116, 1131, 1143, 1209, 1392, 1404, 1488, 1508, 1524, 1566, 1612, 1651, 1674, 1798, 1872, 2032, 2088, 2232, 2262, 2286, 2418, 2697, 2808, 3016, 3048, 3132, 3224, 3302, 3348, 3393, 3429, 3596, 3627, 3683, 3937, 4176, 4464, 4524, 4572, 4836, 4953, 5394, 5616, 6032, 6096, 6264, 6448, 6604, 6696, 6786, 6858, 7192, 7254, 7366, 7874, 8091, 9048, 9144, 9672, 9906, 10179, 10788, 10881, 11049, 11687, 11811, 12528, 13208, 13392, 13572, 13716, 14384, 14508, 14732, 14859, 15748, 16182, 18096, 18288, 19344, 19812, 20358, 21576, 21762, 22098, 23374, 23622, 24273, 26416, 27144, 27432, 29016, 29464, 29718, 31496, 32364, 33147, 35061, 35433, 39624, 40716, 43152, 43524, 44196, 44577, 46748, 47244, 47879, 48546, 51181, 54288, 54864, 58032, 58928, 59436, 62992, 64728, 66294, 70122, 70866, 79248, 81432, 87048, 88392, 89154, 93496, 94488, 95758, 97092, 99441, 102362, 105183, 106299, 114173, 118872, 129456, 132588, 140244, 141732, 143637, 153543, 162864, 174096, 176784, 178308, 186992, 188976, 191516, 194184, 198882, 204724, 210366, 212598, 228346, 237744, 265176, 280488, 283464, 287274, 307086, 315549, 342519, 356616, 383032, 388368, 397764, 409448, 420732, 425196, 430911, 456692, 460629, 530352, 560976, 566928, 574548, 614172, 631098, 685038, 713232, 766064, 795528, 818896, 841464, 850392, 861822, 913384, 921258, 1027557, 1149096, 1228344, 1262196, 1292733, 1370076, 1381887, 1484249, 1591056, 1682928, 1700784, 1723644, 1826768, 1842516, 2055114, 2298192, 2456688, 2524392, 2585466, 2740152, 2763774, 2968498, 3082671, 3447288, 3685032, 4110228, 4452747, 5048784, 5170932, 5480304, 5527548, 5936996, 6165342, 6894576, 7370064, 8220456, 8905494, 10341864, 11055096, 11873992, 12330684, 13358241, 16440912, 17810988, 20683728, 22110192, 23747984, 24661368, 26716482, 35621976, 40074723, 49322736, 53432964, 71243952, 80149446, 106865928, 160298892, 213731856, 320597784, 641195568]

約数ペア:

[(1, 641195568), (2, 320597784), (3, 213731856), (4, 160298892), (6, 106865928), (8, 80149446), (9, 71243952), (12, 53432964), (13, 49322736), (16, 40074723), (18, 35621976), (24, 26716482), (26, 24661368), (27, 23747984), (29, 22110192), (31, 20683728), (36, 17810988), (39, 16440912), (48, 13358241), (52, 12330684), (54, 11873992), (58, 11055096), (62, 10341864), (72, 8905494), (78, 8220456), (87, 7370064), (93, 6894576), (104, 6165342), (108, 5936996), (116, 5527548), (117, 5480304), (124, 5170932), (127, 5048784), (144, 4452747), (156, 4110228), (174, 3685032), (186, 3447288), (208, 3082671), (216, 2968498), (232, 2763774), (234, 2740152), (248, 2585466), (254, 2524392), (261, 2456688), (279, 2298192), (312, 2055114), (348, 1842516), (351, 1826768), (372, 1723644), (377, 1700784), (381, 1682928), (403, 1591056), (432, 1484249), (464, 1381887), (468, 1370076), (496, 1292733), (508, 1262196), (522, 1228344), (558, 1149096), (624, 1027557), (696, 921258), (702, 913384), (744, 861822), (754, 850392), (762, 841464), (783, 818896), (806, 795528), (837, 766064), (899, 713232), (936, 685038), (1016, 631098), (1044, 614172), (1116, 574548), (1131, 566928), (1143, 560976), (1209, 530352), (1392, 460629), (1404, 456692), (1488, 430911), (1508, 425196), (1524, 420732), (1566, 409448), (1612, 397764), (1651, 388368), (1674, 383032), (1798, 356616), (1872, 342519), (2032, 315549), (2088, 307086), (2232, 287274), (2262, 283464), (2286, 280488), (2418, 265176), (2697, 237744), (2808, 228346), (3016, 212598), (3048, 210366), (3132, 204724), (3224, 198882), (3302, 194184), (3348, 191516), (3393, 188976), (3429, 186992), (3596, 178308), (3627, 176784), (3683, 174096), (3937, 162864), (4176, 153543), (4464, 143637), (4524, 141732), (4572, 140244), (4836, 132588), (4953, 129456), (5394, 118872), (5616, 114173), (6032, 106299), (6096, 105183), (6264, 102362), (6448, 99441), (6604, 97092), (6696, 95758), (6786, 94488), (6858, 93496), (7192, 89154), (7254, 88392), (7366, 87048), (7874, 81432), (8091, 79248), (9048, 70866), (9144, 70122), (9672, 66294), (9906, 64728), (10179, 62992), (10788, 59436), (10881, 58928), (11049, 58032), (11687, 54864), (11811, 54288), (12528, 51181), (13208, 48546), (13392, 47879), (13572, 47244), (13716, 46748), (14384, 44577), (14508, 44196), (14732, 43524), (14859, 43152), (15748, 40716), (16182, 39624), (18096, 35433), (18288, 35061), (19344, 33147), (19812, 32364), (20358, 31496), (21576, 29718), (21762, 29464), (22098, 29016), (23374, 27432), (23622, 27144), (24273, 26416)]