31641120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 288

約数和(自身を含む): 127999872

約数和(自身を除く): 96358752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 86, 90, 96, 105, 112, 120, 126, 129, 140, 144, 146, 160, 168, 172, 180, 210, 215, 219, 224, 240, 252, 258, 280, 288, 292, 301, 315, 336, 344, 360, 365, 387, 420, 430, 438, 480, 504, 511, 516, 560, 584, 602, 630, 645, 657, 672, 688, 720, 730, 774, 840, 860, 876, 903, 1008, 1022, 1032, 1095, 1120, 1168, 1204, 1260, 1290, 1314, 1376, 1440, 1460, 1505, 1533, 1548, 1680, 1720, 1752, 1806, 1935, 2016, 2044, 2064, 2190, 2336, 2408, 2520, 2555, 2580, 2628, 2709, 2920, 3010, 3066, 3096, 3139, 3285, 3360, 3440, 3504, 3612, 3870, 4088, 4128, 4380, 4515, 4599, 4816, 5040, 5110, 5160, 5256, 5418, 5840, 6020, 6132, 6192, 6278, 6570, 6880, 7008, 7224, 7665, 7740, 8176, 8760, 9030, 9198, 9417, 9632, 10080, 10220, 10320, 10512, 10836, 11680, 12040, 12264, 12384, 12556, 13140, 13545, 14448, 15330, 15480, 15695, 16352, 17520, 18060, 18396, 18834, 20440, 20640, 21024, 21672, 21973, 22995, 24080, 24528, 25112, 26280, 27090, 28251, 28896, 30660, 30960, 31390, 35040, 36120, 36792, 37668, 40880, 43344, 43946, 45990, 47085, 48160, 49056, 50224, 52560, 54180, 56502, 61320, 61920, 62780, 65919, 72240, 73584, 75336, 81760, 86688, 87892, 91980, 94170, 100448, 105120, 108360, 109865, 113004, 122640, 125560, 131838, 141255, 144480, 147168, 150672, 175784, 183960, 188340, 197757, 216720, 219730, 226008, 245280, 251120, 263676, 282510, 301344, 329595, 351568, 367920, 376680, 395514, 433440, 439460, 452016, 502240, 527352, 565020, 659190, 703136, 735840, 753360, 791028, 878920, 904032, 988785, 1054704, 1130040, 1318380, 1506720, 1582056, 1757840, 1977570, 2109408, 2260080, 2636760, 3164112, 3515680, 3955140, 4520160, 5273520, 6328224, 7910280, 10547040, 15820560, 31641120]

約数ペア:

[(1, 31641120), (2, 15820560), (3, 10547040), (4, 7910280), (5, 6328224), (6, 5273520), (7, 4520160), (8, 3955140), (9, 3515680), (10, 3164112), (12, 2636760), (14, 2260080), (15, 2109408), (16, 1977570), (18, 1757840), (20, 1582056), (21, 1506720), (24, 1318380), (28, 1130040), (30, 1054704), (32, 988785), (35, 904032), (36, 878920), (40, 791028), (42, 753360), (43, 735840), (45, 703136), (48, 659190), (56, 565020), (60, 527352), (63, 502240), (70, 452016), (72, 439460), (73, 433440), (80, 395514), (84, 376680), (86, 367920), (90, 351568), (96, 329595), (105, 301344), (112, 282510), (120, 263676), (126, 251120), (129, 245280), (140, 226008), (144, 219730), (146, 216720), (160, 197757), (168, 188340), (172, 183960), (180, 175784), (210, 150672), (215, 147168), (219, 144480), (224, 141255), (240, 131838), (252, 125560), (258, 122640), (280, 113004), (288, 109865), (292, 108360), (301, 105120), (315, 100448), (336, 94170), (344, 91980), (360, 87892), (365, 86688), (387, 81760), (420, 75336), (430, 73584), (438, 72240), (480, 65919), (504, 62780), (511, 61920), (516, 61320), (560, 56502), (584, 54180), (602, 52560), (630, 50224), (645, 49056), (657, 48160), (672, 47085), (688, 45990), (720, 43946), (730, 43344), (774, 40880), (840, 37668), (860, 36792), (876, 36120), (903, 35040), (1008, 31390), (1022, 30960), (1032, 30660), (1095, 28896), (1120, 28251), (1168, 27090), (1204, 26280), (1260, 25112), (1290, 24528), (1314, 24080), (1376, 22995), (1440, 21973), (1460, 21672), (1505, 21024), (1533, 20640), (1548, 20440), (1680, 18834), (1720, 18396), (1752, 18060), (1806, 17520), (1935, 16352), (2016, 15695), (2044, 15480), (2064, 15330), (2190, 14448), (2336, 13545), (2408, 13140), (2520, 12556), (2555, 12384), (2580, 12264), (2628, 12040), (2709, 11680), (2920, 10836), (3010, 10512), (3066, 10320), (3096, 10220), (3139, 10080), (3285, 9632), (3360, 9417), (3440, 9198), (3504, 9030), (3612, 8760), (3870, 8176), (4088, 7740), (4128, 7665), (4380, 7224), (4515, 7008), (4599, 6880), (4816, 6570), (5040, 6278), (5110, 6192), (5160, 6132), (5256, 6020), (5418, 5840)]