138510720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 192

約数和(自身を含む): 484520400

約数和(自身を除く): 346009680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 139, 144, 160, 173, 180, 192, 240, 278, 288, 320, 346, 360, 384, 417, 480, 519, 556, 576, 640, 692, 695, 720, 834, 865, 960, 1038, 1112, 1152, 1251, 1384, 1390, 1440, 1557, 1668, 1730, 1920, 2076, 2085, 2224, 2502, 2595, 2768, 2780, 2880, 3114, 3336, 3460, 4152, 4170, 4448, 5004, 5190, 5536, 5560, 5760, 6228, 6255, 6672, 6920, 7785, 8304, 8340, 8896, 10008, 10380, 11072, 11120, 12456, 12510, 13344, 13840, 15570, 16608, 16680, 17792, 20016, 20760, 22144, 22240, 24047, 24912, 25020, 26688, 27680, 31140, 33216, 33360, 40032, 41520, 44480, 48094, 49824, 50040, 53376, 55360, 62280, 66432, 66720, 72141, 80064, 83040, 88960, 96188, 99648, 100080, 110720, 120235, 124560, 133440, 144282, 160128, 166080, 192376, 199296, 200160, 216423, 240470, 249120, 266880, 288564, 332160, 360705, 384752, 400320, 432846, 480940, 498240, 577128, 721410, 769504, 800640, 865692, 961880, 996480, 1082115, 1154256, 1442820, 1539008, 1731384, 1923760, 2164230, 2308512, 2885640, 3078016, 3462768, 3847520, 4328460, 4617024, 5771280, 6925536, 7695040, 8656920, 9234048, 11542560, 13851072, 15390080, 17313840, 23085120, 27702144, 34627680, 46170240, 69255360, 138510720]

約数ペア:

[(1, 138510720), (2, 69255360), (3, 46170240), (4, 34627680), (5, 27702144), (6, 23085120), (8, 17313840), (9, 15390080), (10, 13851072), (12, 11542560), (15, 9234048), (16, 8656920), (18, 7695040), (20, 6925536), (24, 5771280), (30, 4617024), (32, 4328460), (36, 3847520), (40, 3462768), (45, 3078016), (48, 2885640), (60, 2308512), (64, 2164230), (72, 1923760), (80, 1731384), (90, 1539008), (96, 1442820), (120, 1154256), (128, 1082115), (139, 996480), (144, 961880), (160, 865692), (173, 800640), (180, 769504), (192, 721410), (240, 577128), (278, 498240), (288, 480940), (320, 432846), (346, 400320), (360, 384752), (384, 360705), (417, 332160), (480, 288564), (519, 266880), (556, 249120), (576, 240470), (640, 216423), (692, 200160), (695, 199296), (720, 192376), (834, 166080), (865, 160128), (960, 144282), (1038, 133440), (1112, 124560), (1152, 120235), (1251, 110720), (1384, 100080), (1390, 99648), (1440, 96188), (1557, 88960), (1668, 83040), (1730, 80064), (1920, 72141), (2076, 66720), (2085, 66432), (2224, 62280), (2502, 55360), (2595, 53376), (2768, 50040), (2780, 49824), (2880, 48094), (3114, 44480), (3336, 41520), (3460, 40032), (4152, 33360), (4170, 33216), (4448, 31140), (5004, 27680), (5190, 26688), (5536, 25020), (5560, 24912), (5760, 24047), (6228, 22240), (6255, 22144), (6672, 20760), (6920, 20016), (7785, 17792), (8304, 16680), (8340, 16608), (8896, 15570), (10008, 13840), (10380, 13344), (11072, 12510), (11120, 12456)]