19028520

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{839}}^1$

素因数の和:869

約数の個数: 160

約数和(自身を含む): 73180800

約数和(自身を除く): 54152280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 839, 840, 945, 1080, 1134, 1260, 1512, 1620, 1678, 1890, 2268, 2517, 2520, 2835, 3240, 3356, 3780, 4195, 4536, 5034, 5670, 5873, 6712, 7551, 7560, 8390, 10068, 11340, 11746, 12585, 15102, 16780, 17619, 20136, 22653, 22680, 23492, 25170, 29365, 30204, 33560, 35238, 37755, 45306, 46984, 50340, 52857, 58730, 60408, 67959, 70476, 75510, 88095, 90612, 100680, 105714, 113265, 117460, 135918, 140952, 151020, 158571, 176190, 181224, 211428, 226530, 234920, 264285, 271836, 302040, 317142, 339795, 352380, 422856, 453060, 475713, 528570, 543672, 634284, 679590, 704760, 792855, 906120, 951426, 1057140, 1268568, 1359180, 1585710, 1902852, 2114280, 2378565, 2718360, 3171420, 3805704, 4757130, 6342840, 9514260, 19028520]

約数ペア:

[(1, 19028520), (2, 9514260), (3, 6342840), (4, 4757130), (5, 3805704), (6, 3171420), (7, 2718360), (8, 2378565), (9, 2114280), (10, 1902852), (12, 1585710), (14, 1359180), (15, 1268568), (18, 1057140), (20, 951426), (21, 906120), (24, 792855), (27, 704760), (28, 679590), (30, 634284), (35, 543672), (36, 528570), (40, 475713), (42, 453060), (45, 422856), (54, 352380), (56, 339795), (60, 317142), (63, 302040), (70, 271836), (72, 264285), (81, 234920), (84, 226530), (90, 211428), (105, 181224), (108, 176190), (120, 158571), (126, 151020), (135, 140952), (140, 135918), (162, 117460), (168, 113265), (180, 105714), (189, 100680), (210, 90612), (216, 88095), (252, 75510), (270, 70476), (280, 67959), (315, 60408), (324, 58730), (360, 52857), (378, 50340), (405, 46984), (420, 45306), (504, 37755), (540, 35238), (567, 33560), (630, 30204), (648, 29365), (756, 25170), (810, 23492), (839, 22680), (840, 22653), (945, 20136), (1080, 17619), (1134, 16780), (1260, 15102), (1512, 12585), (1620, 11746), (1678, 11340), (1890, 10068), (2268, 8390), (2517, 7560), (2520, 7551), (2835, 6712), (3240, 5873), (3356, 5670), (3780, 5034), (4195, 4536)]