140967540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:460

約数の個数: 240

約数和(自身を含む): 522998784

約数和(自身を除く): 382031244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 81, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 162, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 324, 372, 378, 401, 405, 420, 434, 465, 540, 558, 567, 620, 630, 651, 756, 802, 810, 837, 868, 930, 945, 1085, 1116, 1134, 1203, 1260, 1302, 1395, 1604, 1620, 1674, 1860, 1890, 1953, 2005, 2170, 2268, 2406, 2511, 2604, 2790, 2807, 2835, 3255, 3348, 3609, 3780, 3906, 4010, 4185, 4340, 4812, 5022, 5580, 5614, 5670, 5859, 6015, 6510, 7218, 7812, 8020, 8370, 8421, 9765, 10044, 10827, 11228, 11340, 11718, 12030, 12431, 12555, 13020, 14035, 14436, 16740, 16842, 17577, 18045, 19530, 21654, 23436, 24060, 24862, 25110, 25263, 28070, 29295, 32481, 33684, 35154, 36090, 37293, 39060, 42105, 43308, 49724, 50220, 50526, 54135, 56140, 58590, 62155, 64962, 70308, 72180, 74586, 75789, 84210, 87017, 87885, 101052, 108270, 111879, 117180, 124310, 126315, 129924, 149172, 151578, 162405, 168420, 174034, 175770, 186465, 216540, 223758, 227367, 248620, 252630, 261051, 303156, 324810, 335637, 348068, 351540, 372930, 378945, 435085, 447516, 454734, 505260, 522102, 559395, 649620, 671274, 745860, 757890, 783153, 870170, 909468, 1006911, 1044204, 1118790, 1136835, 1305255, 1342548, 1515780, 1566306, 1678185, 1740340, 2013822, 2237580, 2273670, 2349459, 2610510, 3132612, 3356370, 3915765, 4027644, 4547340, 4698918, 5034555, 5221020, 6712740, 7048377, 7831530, 9397836, 10069110, 11747295, 14096754, 15663060, 20138220, 23494590, 28193508, 35241885, 46989180, 70483770, 140967540]

約数ペア:

[(1, 140967540), (2, 70483770), (3, 46989180), (4, 35241885), (5, 28193508), (6, 23494590), (7, 20138220), (9, 15663060), (10, 14096754), (12, 11747295), (14, 10069110), (15, 9397836), (18, 7831530), (20, 7048377), (21, 6712740), (27, 5221020), (28, 5034555), (30, 4698918), (31, 4547340), (35, 4027644), (36, 3915765), (42, 3356370), (45, 3132612), (54, 2610510), (60, 2349459), (62, 2273670), (63, 2237580), (70, 2013822), (81, 1740340), (84, 1678185), (90, 1566306), (93, 1515780), (105, 1342548), (108, 1305255), (124, 1136835), (126, 1118790), (135, 1044204), (140, 1006911), (155, 909468), (162, 870170), (180, 783153), (186, 757890), (189, 745860), (210, 671274), (217, 649620), (252, 559395), (270, 522102), (279, 505260), (310, 454734), (315, 447516), (324, 435085), (372, 378945), (378, 372930), (401, 351540), (405, 348068), (420, 335637), (434, 324810), (465, 303156), (540, 261051), (558, 252630), (567, 248620), (620, 227367), (630, 223758), (651, 216540), (756, 186465), (802, 175770), (810, 174034), (837, 168420), (868, 162405), (930, 151578), (945, 149172), (1085, 129924), (1116, 126315), (1134, 124310), (1203, 117180), (1260, 111879), (1302, 108270), (1395, 101052), (1604, 87885), (1620, 87017), (1674, 84210), (1860, 75789), (1890, 74586), (1953, 72180), (2005, 70308), (2170, 64962), (2268, 62155), (2406, 58590), (2511, 56140), (2604, 54135), (2790, 50526), (2807, 50220), (2835, 49724), (3255, 43308), (3348, 42105), (3609, 39060), (3780, 37293), (3906, 36090), (4010, 35154), (4185, 33684), (4340, 32481), (4812, 29295), (5022, 28070), (5580, 25263), (5614, 25110), (5670, 24862), (5859, 24060), (6015, 23436), (6510, 21654), (7218, 19530), (7812, 18045), (8020, 17577), (8370, 16842), (8421, 16740), (9765, 14436), (10044, 14035), (10827, 13020), (11228, 12555), (11340, 12431), (11718, 12030)]