31326120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 120407040

約数和(自身を除く): 89080920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 401, 420, 434, 465, 504, 558, 620, 630, 651, 744, 802, 840, 868, 930, 1085, 1116, 1203, 1240, 1260, 1302, 1395, 1604, 1736, 1860, 1953, 2005, 2170, 2232, 2406, 2520, 2604, 2790, 2807, 3208, 3255, 3609, 3720, 3906, 4010, 4340, 4812, 5208, 5580, 5614, 6015, 6510, 7218, 7812, 8020, 8421, 8680, 9624, 9765, 11160, 11228, 12030, 12431, 13020, 14035, 14436, 15624, 16040, 16842, 18045, 19530, 22456, 24060, 24862, 25263, 26040, 28070, 28872, 33684, 36090, 37293, 39060, 42105, 48120, 49724, 50526, 56140, 62155, 67368, 72180, 74586, 78120, 84210, 87017, 99448, 101052, 111879, 112280, 124310, 126315, 144360, 149172, 168420, 174034, 186465, 202104, 223758, 248620, 252630, 261051, 298344, 336840, 348068, 372930, 435085, 447516, 497240, 505260, 522102, 559395, 696136, 745860, 783153, 870170, 895032, 1010520, 1044204, 1118790, 1305255, 1491720, 1566306, 1740340, 2088408, 2237580, 2610510, 3132612, 3480680, 3915765, 4475160, 5221020, 6265224, 7831530, 10442040, 15663060, 31326120]

約数ペア:

[(1, 31326120), (2, 15663060), (3, 10442040), (4, 7831530), (5, 6265224), (6, 5221020), (7, 4475160), (8, 3915765), (9, 3480680), (10, 3132612), (12, 2610510), (14, 2237580), (15, 2088408), (18, 1740340), (20, 1566306), (21, 1491720), (24, 1305255), (28, 1118790), (30, 1044204), (31, 1010520), (35, 895032), (36, 870170), (40, 783153), (42, 745860), (45, 696136), (56, 559395), (60, 522102), (62, 505260), (63, 497240), (70, 447516), (72, 435085), (84, 372930), (90, 348068), (93, 336840), (105, 298344), (120, 261051), (124, 252630), (126, 248620), (140, 223758), (155, 202104), (168, 186465), (180, 174034), (186, 168420), (210, 149172), (217, 144360), (248, 126315), (252, 124310), (279, 112280), (280, 111879), (310, 101052), (315, 99448), (360, 87017), (372, 84210), (401, 78120), (420, 74586), (434, 72180), (465, 67368), (504, 62155), (558, 56140), (620, 50526), (630, 49724), (651, 48120), (744, 42105), (802, 39060), (840, 37293), (868, 36090), (930, 33684), (1085, 28872), (1116, 28070), (1203, 26040), (1240, 25263), (1260, 24862), (1302, 24060), (1395, 22456), (1604, 19530), (1736, 18045), (1860, 16842), (1953, 16040), (2005, 15624), (2170, 14436), (2232, 14035), (2406, 13020), (2520, 12431), (2604, 12030), (2790, 11228), (2807, 11160), (3208, 9765), (3255, 9624), (3609, 8680), (3720, 8421), (3906, 8020), (4010, 7812), (4340, 7218), (4812, 6510), (5208, 6015), (5580, 5614)]