218651184

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:640

約数の個数: 160

約数和(自身を含む): 671385600

約数和(自身を除く): 452734416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 31, 36, 48, 54, 58, 62, 72, 87, 93, 108, 116, 124, 144, 174, 186, 216, 232, 248, 261, 279, 348, 372, 432, 464, 496, 522, 558, 563, 696, 744, 783, 837, 899, 1044, 1116, 1126, 1392, 1488, 1566, 1674, 1689, 1798, 2088, 2232, 2252, 2697, 3132, 3348, 3378, 3596, 4176, 4464, 4504, 5067, 5394, 6264, 6696, 6756, 7192, 8091, 9008, 10134, 10788, 12528, 13392, 13512, 14384, 15201, 16182, 16327, 17453, 20268, 21576, 24273, 27024, 30402, 32364, 32654, 34906, 40536, 43152, 48546, 48981, 52359, 60804, 64728, 65308, 69812, 81072, 97092, 97962, 104718, 121608, 129456, 130616, 139624, 146943, 157077, 194184, 195924, 209436, 243216, 261232, 279248, 293886, 314154, 388368, 391848, 418872, 440829, 471231, 506137, 587772, 628308, 783696, 837744, 881658, 942462, 1012274, 1175544, 1256616, 1518411, 1763316, 1884924, 2024548, 2351088, 2513232, 3036822, 3526632, 3769848, 4049096, 4555233, 6073644, 7053264, 7539696, 8098192, 9110466, 12147288, 13665699, 18220932, 24294576, 27331398, 36441864, 54662796, 72883728, 109325592, 218651184]

約数ペア:

[(1, 218651184), (2, 109325592), (3, 72883728), (4, 54662796), (6, 36441864), (8, 27331398), (9, 24294576), (12, 18220932), (16, 13665699), (18, 12147288), (24, 9110466), (27, 8098192), (29, 7539696), (31, 7053264), (36, 6073644), (48, 4555233), (54, 4049096), (58, 3769848), (62, 3526632), (72, 3036822), (87, 2513232), (93, 2351088), (108, 2024548), (116, 1884924), (124, 1763316), (144, 1518411), (174, 1256616), (186, 1175544), (216, 1012274), (232, 942462), (248, 881658), (261, 837744), (279, 783696), (348, 628308), (372, 587772), (432, 506137), (464, 471231), (496, 440829), (522, 418872), (558, 391848), (563, 388368), (696, 314154), (744, 293886), (783, 279248), (837, 261232), (899, 243216), (1044, 209436), (1116, 195924), (1126, 194184), (1392, 157077), (1488, 146943), (1566, 139624), (1674, 130616), (1689, 129456), (1798, 121608), (2088, 104718), (2232, 97962), (2252, 97092), (2697, 81072), (3132, 69812), (3348, 65308), (3378, 64728), (3596, 60804), (4176, 52359), (4464, 48981), (4504, 48546), (5067, 43152), (5394, 40536), (6264, 34906), (6696, 32654), (6756, 32364), (7192, 30402), (8091, 27024), (9008, 24273), (10134, 21576), (10788, 20268), (12528, 17453), (13392, 16327), (13512, 16182), (14384, 15201)]