19674720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1051}}^1$

素因数の和:1085

約数の個数: 144

約数和(自身を含む): 72373392

約数和(自身を除く): 52698672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1051, 1170, 1248, 1440, 1560, 1872, 2080, 2102, 2340, 3120, 3153, 3744, 4204, 4680, 5255, 6240, 6306, 8408, 9360, 9459, 10510, 12612, 13663, 15765, 16816, 18720, 18918, 21020, 25224, 27326, 31530, 33632, 37836, 40989, 42040, 47295, 50448, 54652, 63060, 68315, 75672, 81978, 84080, 94590, 100896, 109304, 122967, 126120, 136630, 151344, 163956, 168160, 189180, 204945, 218608, 245934, 252240, 273260, 302688, 327912, 378360, 409890, 437216, 491868, 504480, 546520, 614835, 655824, 756720, 819780, 983736, 1093040, 1229670, 1311648, 1513440, 1639560, 1967472, 2186080, 2459340, 3279120, 3934944, 4918680, 6558240, 9837360, 19674720]

約数ペア:

[(1, 19674720), (2, 9837360), (3, 6558240), (4, 4918680), (5, 3934944), (6, 3279120), (8, 2459340), (9, 2186080), (10, 1967472), (12, 1639560), (13, 1513440), (15, 1311648), (16, 1229670), (18, 1093040), (20, 983736), (24, 819780), (26, 756720), (30, 655824), (32, 614835), (36, 546520), (39, 504480), (40, 491868), (45, 437216), (48, 409890), (52, 378360), (60, 327912), (65, 302688), (72, 273260), (78, 252240), (80, 245934), (90, 218608), (96, 204945), (104, 189180), (117, 168160), (120, 163956), (130, 151344), (144, 136630), (156, 126120), (160, 122967), (180, 109304), (195, 100896), (208, 94590), (234, 84080), (240, 81978), (260, 75672), (288, 68315), (312, 63060), (360, 54652), (390, 50448), (416, 47295), (468, 42040), (480, 40989), (520, 37836), (585, 33632), (624, 31530), (720, 27326), (780, 25224), (936, 21020), (1040, 18918), (1051, 18720), (1170, 16816), (1248, 15765), (1440, 13663), (1560, 12612), (1872, 10510), (2080, 9459), (2102, 9360), (2340, 8408), (3120, 6306), (3153, 6240), (3744, 5255), (4204, 4680)]