280079136

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 144

約数和(自身を含む): 827910720

約数和(自身を除く): 547831584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 59, 72, 96, 106, 118, 144, 159, 177, 212, 236, 288, 311, 318, 354, 424, 472, 477, 531, 622, 636, 708, 848, 933, 944, 954, 1062, 1244, 1272, 1416, 1696, 1866, 1888, 1908, 2124, 2488, 2544, 2799, 2832, 3127, 3732, 3816, 4248, 4976, 5088, 5598, 5664, 6254, 7464, 7632, 8496, 9381, 9952, 11196, 12508, 14928, 15264, 16483, 16992, 18349, 18762, 22392, 25016, 28143, 29856, 32966, 36698, 37524, 44784, 49449, 50032, 55047, 56286, 65932, 73396, 75048, 89568, 98898, 100064, 110094, 112572, 131864, 146792, 148347, 150096, 165141, 197796, 220188, 225144, 263728, 293584, 296694, 300192, 330282, 395592, 440376, 450288, 527456, 587168, 593388, 660564, 791184, 880752, 900576, 972497, 1186776, 1321128, 1582368, 1761504, 1944994, 2373552, 2642256, 2917491, 3889988, 4747104, 5284512, 5834982, 7779976, 8752473, 11669964, 15559952, 17504946, 23339928, 31119904, 35009892, 46679856, 70019784, 93359712, 140039568, 280079136]

約数ペア:

[(1, 280079136), (2, 140039568), (3, 93359712), (4, 70019784), (6, 46679856), (8, 35009892), (9, 31119904), (12, 23339928), (16, 17504946), (18, 15559952), (24, 11669964), (32, 8752473), (36, 7779976), (48, 5834982), (53, 5284512), (59, 4747104), (72, 3889988), (96, 2917491), (106, 2642256), (118, 2373552), (144, 1944994), (159, 1761504), (177, 1582368), (212, 1321128), (236, 1186776), (288, 972497), (311, 900576), (318, 880752), (354, 791184), (424, 660564), (472, 593388), (477, 587168), (531, 527456), (622, 450288), (636, 440376), (708, 395592), (848, 330282), (933, 300192), (944, 296694), (954, 293584), (1062, 263728), (1244, 225144), (1272, 220188), (1416, 197796), (1696, 165141), (1866, 150096), (1888, 148347), (1908, 146792), (2124, 131864), (2488, 112572), (2544, 110094), (2799, 100064), (2832, 98898), (3127, 89568), (3732, 75048), (3816, 73396), (4248, 65932), (4976, 56286), (5088, 55047), (5598, 50032), (5664, 49449), (6254, 44784), (7464, 37524), (7632, 36698), (8496, 32966), (9381, 29856), (9952, 28143), (11196, 25016), (12508, 22392), (14928, 18762), (15264, 18349), (16483, 16992)]