211749840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:282

約数の個数: 240

約数和(自身を含む): 752094720

約数和(自身を除く): 540344880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 53, 60, 62, 72, 80, 90, 93, 106, 120, 124, 144, 155, 159, 179, 180, 186, 212, 240, 248, 265, 279, 310, 318, 358, 360, 372, 424, 465, 477, 496, 530, 537, 558, 620, 636, 716, 720, 744, 795, 848, 895, 930, 954, 1060, 1074, 1116, 1240, 1272, 1395, 1432, 1488, 1590, 1611, 1643, 1790, 1860, 1908, 2120, 2148, 2232, 2385, 2480, 2544, 2685, 2790, 2864, 3180, 3222, 3286, 3580, 3720, 3816, 4240, 4296, 4464, 4770, 4929, 5370, 5549, 5580, 6360, 6444, 6572, 7160, 7440, 7632, 8055, 8215, 8592, 9487, 9540, 9858, 10740, 11098, 11160, 12720, 12888, 13144, 14320, 14787, 16110, 16430, 16647, 18974, 19080, 19716, 21480, 22196, 22320, 24645, 25776, 26288, 27745, 28461, 29574, 32220, 32860, 33294, 37948, 38160, 39432, 42960, 44392, 47435, 49290, 49941, 55490, 56922, 59148, 64440, 65720, 66588, 73935, 75896, 78864, 83235, 85383, 88784, 94870, 98580, 99882, 110980, 113844, 118296, 128880, 131440, 133176, 142305, 147870, 151792, 166470, 170766, 189740, 197160, 199764, 221960, 227688, 236592, 249705, 266352, 284610, 294097, 295740, 332940, 341532, 379480, 394320, 399528, 426915, 443920, 455376, 499410, 569220, 588194, 591480, 665880, 683064, 758960, 799056, 853830, 882291, 998820, 1138440, 1176388, 1182960, 1331760, 1366128, 1470485, 1707660, 1764582, 1997640, 2276880, 2352776, 2646873, 2940970, 3415320, 3529164, 3995280, 4411455, 4705552, 5293746, 5881940, 6830640, 7058328, 8822910, 10587492, 11763880, 13234365, 14116656, 17645820, 21174984, 23527760, 26468730, 35291640, 42349968, 52937460, 70583280, 105874920, 211749840]

約数ペア:

[(1, 211749840), (2, 105874920), (3, 70583280), (4, 52937460), (5, 42349968), (6, 35291640), (8, 26468730), (9, 23527760), (10, 21174984), (12, 17645820), (15, 14116656), (16, 13234365), (18, 11763880), (20, 10587492), (24, 8822910), (30, 7058328), (31, 6830640), (36, 5881940), (40, 5293746), (45, 4705552), (48, 4411455), (53, 3995280), (60, 3529164), (62, 3415320), (72, 2940970), (80, 2646873), (90, 2352776), (93, 2276880), (106, 1997640), (120, 1764582), (124, 1707660), (144, 1470485), (155, 1366128), (159, 1331760), (179, 1182960), (180, 1176388), (186, 1138440), (212, 998820), (240, 882291), (248, 853830), (265, 799056), (279, 758960), (310, 683064), (318, 665880), (358, 591480), (360, 588194), (372, 569220), (424, 499410), (465, 455376), (477, 443920), (496, 426915), (530, 399528), (537, 394320), (558, 379480), (620, 341532), (636, 332940), (716, 295740), (720, 294097), (744, 284610), (795, 266352), (848, 249705), (895, 236592), (930, 227688), (954, 221960), (1060, 199764), (1074, 197160), (1116, 189740), (1240, 170766), (1272, 166470), (1395, 151792), (1432, 147870), (1488, 142305), (1590, 133176), (1611, 131440), (1643, 128880), (1790, 118296), (1860, 113844), (1908, 110980), (2120, 99882), (2148, 98580), (2232, 94870), (2385, 88784), (2480, 85383), (2544, 83235), (2685, 78864), (2790, 75896), (2864, 73935), (3180, 66588), (3222, 65720), (3286, 64440), (3580, 59148), (3720, 56922), (3816, 55490), (4240, 49941), (4296, 49290), (4464, 47435), (4770, 44392), (4929, 42960), (5370, 39432), (5549, 38160), (5580, 37948), (6360, 33294), (6444, 32860), (6572, 32220), (7160, 29574), (7440, 28461), (7632, 27745), (8055, 26288), (8215, 25776), (8592, 24645), (9487, 22320), (9540, 22196), (9858, 21480), (10740, 19716), (11098, 19080), (11160, 18974), (12720, 16647), (12888, 16430), (13144, 16110), (14320, 14787)]