1025821440

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{12721}}^1$

素因数の和:12755

約数の個数: 216

約数和(自身を含む): 4056587808

約数和(自身を除く): 3030766368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 12721, 13440, 16128, 20160, 25442, 26880, 38163, 40320, 50884, 63605, 76326, 80640, 89047, 101768, 114489, 127210, 152652, 178094, 190815, 203536, 228978, 254420, 267141, 305304, 356188, 381630, 407072, 445235, 457956, 508840, 534282, 572445, 610608, 712376, 763260, 801423, 814144, 890470, 915912, 1017680, 1068564, 1144890, 1221216, 1335705, 1424752, 1526520, 1602846, 1628288, 1780940, 1831824, 2035360, 2137128, 2289780, 2442432, 2671410, 2849504, 3053040, 3205692, 3256576, 3561880, 3663648, 4007115, 4070720, 4274256, 4579560, 4884864, 5342820, 5699008, 6106080, 6411384, 7123760, 7327296, 8014230, 8141440, 8548512, 9159120, 9769728, 10685640, 11398016, 12212160, 12822768, 14247520, 14654592, 16028460, 16282880, 17097024, 18318240, 21371280, 22796032, 24424320, 25645536, 28495040, 29309184, 32056920, 34194048, 36636480, 42742560, 48848640, 51291072, 56990080, 64113840, 68388096, 73272960, 85485120, 102582144, 113980160, 128227680, 146545920, 170970240, 205164288, 256455360, 341940480, 512910720, 1025821440]

約数ペア:

[(1, 1025821440), (2, 512910720), (3, 341940480), (4, 256455360), (5, 205164288), (6, 170970240), (7, 146545920), (8, 128227680), (9, 113980160), (10, 102582144), (12, 85485120), (14, 73272960), (15, 68388096), (16, 64113840), (18, 56990080), (20, 51291072), (21, 48848640), (24, 42742560), (28, 36636480), (30, 34194048), (32, 32056920), (35, 29309184), (36, 28495040), (40, 25645536), (42, 24424320), (45, 22796032), (48, 21371280), (56, 18318240), (60, 17097024), (63, 16282880), (64, 16028460), (70, 14654592), (72, 14247520), (80, 12822768), (84, 12212160), (90, 11398016), (96, 10685640), (105, 9769728), (112, 9159120), (120, 8548512), (126, 8141440), (128, 8014230), (140, 7327296), (144, 7123760), (160, 6411384), (168, 6106080), (180, 5699008), (192, 5342820), (210, 4884864), (224, 4579560), (240, 4274256), (252, 4070720), (256, 4007115), (280, 3663648), (288, 3561880), (315, 3256576), (320, 3205692), (336, 3053040), (360, 2849504), (384, 2671410), (420, 2442432), (448, 2289780), (480, 2137128), (504, 2035360), (560, 1831824), (576, 1780940), (630, 1628288), (640, 1602846), (672, 1526520), (720, 1424752), (768, 1335705), (840, 1221216), (896, 1144890), (960, 1068564), (1008, 1017680), (1120, 915912), (1152, 890470), (1260, 814144), (1280, 801423), (1344, 763260), (1440, 712376), (1680, 610608), (1792, 572445), (1920, 534282), (2016, 508840), (2240, 457956), (2304, 445235), (2520, 407072), (2688, 381630), (2880, 356188), (3360, 305304), (3840, 267141), (4032, 254420), (4480, 228978), (5040, 203536), (5376, 190815), (5760, 178094), (6720, 152652), (8064, 127210), (8960, 114489), (10080, 101768), (11520, 89047), (12721, 80640), (13440, 76326), (16128, 63605), (20160, 50884), (25442, 40320), (26880, 38163)]