320597784

素因数分解:

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

素因数の和:215

約数の個数: 256

約数和(自身を含む): 1032192000

約数和(自身を除く): 711594216

約数列:

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

約数ペア:

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