8406720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 224

約数和(自身を含む): 34137600

約数和(自身を除く): 25730880

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, 135, 139, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 278, 280, 288, 315, 320, 336, 360, 378, 417, 420, 432, 448, 480, 504, 540, 556, 560, 576, 630, 672, 695, 720, 756, 834, 840, 864, 945, 960, 973, 1008, 1080, 1112, 1120, 1251, 1260, 1344, 1390, 1440, 1512, 1668, 1680, 1728, 1890, 1946, 2016, 2085, 2160, 2224, 2240, 2502, 2520, 2780, 2880, 2919, 3024, 3336, 3360, 3753, 3780, 3892, 4032, 4170, 4320, 4448, 4865, 5004, 5040, 5560, 5838, 6048, 6255, 6672, 6720, 7506, 7560, 7784, 8340, 8640, 8757, 8896, 9730, 10008, 10080, 11120, 11676, 12096, 12510, 13344, 14595, 15012, 15120, 15568, 16680, 17514, 18765, 19460, 20016, 20160, 22240, 23352, 25020, 26271, 26688, 29190, 30024, 30240, 31136, 33360, 35028, 37530, 38920, 40032, 43785, 44480, 46704, 50040, 52542, 58380, 60048, 60480, 62272, 66720, 70056, 75060, 77840, 80064, 87570, 93408, 100080, 105084, 116760, 120096, 131355, 133440, 140112, 150120, 155680, 175140, 186816, 200160, 210168, 233520, 240192, 262710, 280224, 300240, 311360, 350280, 400320, 420336, 467040, 525420, 560448, 600480, 700560, 840672, 934080, 1050840, 1200960, 1401120, 1681344, 2101680, 2802240, 4203360, 8406720]

約数ペア:

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