438702488

素因数分解:

$2^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 1026000000

約数和(自身を除く): 587297512

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 37, 49, 56, 58, 74, 98, 116, 148, 149, 196, 203, 232, 259, 296, 298, 343, 392, 406, 518, 596, 686, 812, 1036, 1043, 1073, 1192, 1372, 1421, 1624, 1813, 2072, 2086, 2146, 2744, 2842, 3626, 4172, 4292, 4321, 5513, 5684, 7252, 7301, 7511, 8344, 8584, 8642, 9947, 11026, 11368, 12691, 14504, 14602, 15022, 17284, 19894, 22052, 25382, 29204, 30044, 30247, 34568, 38591, 39788, 44104, 50764, 51107, 52577, 58408, 60088, 60494, 77182, 79576, 101528, 102214, 105154, 120988, 154364, 159877, 204428, 210308, 211729, 241976, 270137, 308728, 319754, 368039, 408856, 420616, 423458, 540274, 639508, 736078, 846916, 1080548, 1119139, 1279016, 1472156, 1482103, 1693832, 1890959, 2161096, 2238278, 2944312, 2964206, 3781918, 4476556, 5928412, 7563836, 7833973, 8953112, 11856824, 15127672, 15667946, 31335892, 54837811, 62671784, 109675622, 219351244, 438702488]

約数ペア:

[(1, 438702488), (2, 219351244), (4, 109675622), (7, 62671784), (8, 54837811), (14, 31335892), (28, 15667946), (29, 15127672), (37, 11856824), (49, 8953112), (56, 7833973), (58, 7563836), (74, 5928412), (98, 4476556), (116, 3781918), (148, 2964206), (149, 2944312), (196, 2238278), (203, 2161096), (232, 1890959), (259, 1693832), (296, 1482103), (298, 1472156), (343, 1279016), (392, 1119139), (406, 1080548), (518, 846916), (596, 736078), (686, 639508), (812, 540274), (1036, 423458), (1043, 420616), (1073, 408856), (1192, 368039), (1372, 319754), (1421, 308728), (1624, 270137), (1813, 241976), (2072, 211729), (2086, 210308), (2146, 204428), (2744, 159877), (2842, 154364), (3626, 120988), (4172, 105154), (4292, 102214), (4321, 101528), (5513, 79576), (5684, 77182), (7252, 60494), (7301, 60088), (7511, 58408), (8344, 52577), (8584, 51107), (8642, 50764), (9947, 44104), (11026, 39788), (11368, 38591), (12691, 34568), (14504, 30247), (14602, 30044), (15022, 29204), (17284, 25382), (19894, 22052)]