16813440

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 68544000

約数和(自身を除く): 51730560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 139, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 278, 280, 288, 315, 320, 336, 360, 378, 384, 417, 420, 432, 448, 480, 504, 540, 556, 560, 576, 630, 640, 672, 695, 720, 756, 834, 840, 864, 896, 945, 960, 973, 1008, 1080, 1112, 1120, 1152, 1251, 1260, 1344, 1390, 1440, 1512, 1668, 1680, 1728, 1890, 1920, 1946, 2016, 2085, 2160, 2224, 2240, 2502, 2520, 2688, 2780, 2880, 2919, 3024, 3336, 3360, 3456, 3753, 3780, 3892, 4032, 4170, 4320, 4448, 4480, 4865, 5004, 5040, 5560, 5760, 5838, 6048, 6255, 6672, 6720, 7506, 7560, 7784, 8064, 8340, 8640, 8757, 8896, 9730, 10008, 10080, 11120, 11676, 12096, 12510, 13344, 13440, 14595, 15012, 15120, 15568, 16680, 17280, 17514, 17792, 18765, 19460, 20016, 20160, 22240, 23352, 24192, 25020, 26271, 26688, 29190, 30024, 30240, 31136, 33360, 35028, 37530, 38920, 40032, 40320, 43785, 44480, 46704, 50040, 52542, 53376, 58380, 60048, 60480, 62272, 66720, 70056, 75060, 77840, 80064, 87570, 88960, 93408, 100080, 105084, 116760, 120096, 120960, 124544, 131355, 133440, 140112, 150120, 155680, 160128, 175140, 186816, 200160, 210168, 233520, 240192, 262710, 266880, 280224, 300240, 311360, 350280, 373632, 400320, 420336, 467040, 480384, 525420, 560448, 600480, 622720, 700560, 800640, 840672, 934080, 1050840, 1120896, 1200960, 1401120, 1681344, 1868160, 2101680, 2401920, 2802240, 3362688, 4203360, 5604480, 8406720, 16813440]

約数ペア:

[(1, 16813440), (2, 8406720), (3, 5604480), (4, 4203360), (5, 3362688), (6, 2802240), (7, 2401920), (8, 2101680), (9, 1868160), (10, 1681344), (12, 1401120), (14, 1200960), (15, 1120896), (16, 1050840), (18, 934080), (20, 840672), (21, 800640), (24, 700560), (27, 622720), (28, 600480), (30, 560448), (32, 525420), (35, 480384), (36, 467040), (40, 420336), (42, 400320), (45, 373632), (48, 350280), (54, 311360), (56, 300240), (60, 280224), (63, 266880), (64, 262710), (70, 240192), (72, 233520), (80, 210168), (84, 200160), (90, 186816), (96, 175140), (105, 160128), (108, 155680), (112, 150120), (120, 140112), (126, 133440), (128, 131355), (135, 124544), (139, 120960), (140, 120096), (144, 116760), (160, 105084), (168, 100080), (180, 93408), (189, 88960), (192, 87570), (210, 80064), (216, 77840), (224, 75060), (240, 70056), (252, 66720), (270, 62272), (278, 60480), (280, 60048), (288, 58380), (315, 53376), (320, 52542), (336, 50040), (360, 46704), (378, 44480), (384, 43785), (417, 40320), (420, 40032), (432, 38920), (448, 37530), (480, 35028), (504, 33360), (540, 31136), (556, 30240), (560, 30024), (576, 29190), (630, 26688), (640, 26271), (672, 25020), (695, 24192), (720, 23352), (756, 22240), (834, 20160), (840, 20016), (864, 19460), (896, 18765), (945, 17792), (960, 17514), (973, 17280), (1008, 16680), (1080, 15568), (1112, 15120), (1120, 15012), (1152, 14595), (1251, 13440), (1260, 13344), (1344, 12510), (1390, 12096), (1440, 11676), (1512, 11120), (1668, 10080), (1680, 10008), (1728, 9730), (1890, 8896), (1920, 8757), (1946, 8640), (2016, 8340), (2085, 8064), (2160, 7784), (2224, 7560), (2240, 7506), (2502, 6720), (2520, 6672), (2688, 6255), (2780, 6048), (2880, 5838), (2919, 5760), (3024, 5560), (3336, 5040), (3360, 5004), (3456, 4865), (3753, 4480), (3780, 4448), (3892, 4320), (4032, 4170)]