249898220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 670602240

約数和(自身を除く): 420704020

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 29, 44, 46, 52, 55, 58, 65, 92, 110, 115, 116, 130, 131, 143, 145, 220, 230, 253, 260, 262, 286, 290, 299, 319, 377, 460, 506, 524, 572, 580, 598, 638, 655, 667, 715, 754, 1012, 1196, 1265, 1276, 1310, 1334, 1430, 1441, 1495, 1508, 1595, 1703, 1885, 2530, 2620, 2668, 2860, 2882, 2990, 3013, 3190, 3289, 3335, 3406, 3770, 3799, 4147, 5060, 5764, 5980, 6026, 6380, 6578, 6670, 6812, 7205, 7337, 7540, 7598, 8294, 8515, 8671, 12052, 13156, 13340, 14410, 14674, 15065, 15196, 16445, 16588, 17030, 17342, 18733, 18995, 20735, 28820, 29348, 30130, 32890, 33143, 34060, 34684, 36685, 37466, 37990, 39169, 41470, 41789, 43355, 49387, 60260, 65780, 66286, 73370, 74932, 75980, 78338, 82940, 83578, 86710, 87377, 93665, 95381, 98774, 132572, 146740, 156676, 165715, 167156, 173420, 174754, 187330, 190762, 195845, 197548, 208945, 246935, 331430, 349508, 374660, 381524, 391690, 417890, 430859, 436885, 476905, 493870, 543257, 662860, 783380, 835780, 861718, 873770, 953810, 961147, 987740, 1086514, 1135901, 1723436, 1747540, 1907620, 1922294, 2154295, 2173028, 2271802, 2716285, 3844588, 4308590, 4543604, 4805735, 5432570, 5679505, 8617180, 9611470, 10865140, 11359010, 12494911, 19222940, 22718020, 24989822, 49979644, 62474555, 124949110, 249898220]

約数ペア:

[(1, 249898220), (2, 124949110), (4, 62474555), (5, 49979644), (10, 24989822), (11, 22718020), (13, 19222940), (20, 12494911), (22, 11359010), (23, 10865140), (26, 9611470), (29, 8617180), (44, 5679505), (46, 5432570), (52, 4805735), (55, 4543604), (58, 4308590), (65, 3844588), (92, 2716285), (110, 2271802), (115, 2173028), (116, 2154295), (130, 1922294), (131, 1907620), (143, 1747540), (145, 1723436), (220, 1135901), (230, 1086514), (253, 987740), (260, 961147), (262, 953810), (286, 873770), (290, 861718), (299, 835780), (319, 783380), (377, 662860), (460, 543257), (506, 493870), (524, 476905), (572, 436885), (580, 430859), (598, 417890), (638, 391690), (655, 381524), (667, 374660), (715, 349508), (754, 331430), (1012, 246935), (1196, 208945), (1265, 197548), (1276, 195845), (1310, 190762), (1334, 187330), (1430, 174754), (1441, 173420), (1495, 167156), (1508, 165715), (1595, 156676), (1703, 146740), (1885, 132572), (2530, 98774), (2620, 95381), (2668, 93665), (2860, 87377), (2882, 86710), (2990, 83578), (3013, 82940), (3190, 78338), (3289, 75980), (3335, 74932), (3406, 73370), (3770, 66286), (3799, 65780), (4147, 60260), (5060, 49387), (5764, 43355), (5980, 41789), (6026, 41470), (6380, 39169), (6578, 37990), (6670, 37466), (6812, 36685), (7205, 34684), (7337, 34060), (7540, 33143), (7598, 32890), (8294, 30130), (8515, 29348), (8671, 28820), (12052, 20735), (13156, 18995), (13340, 18733), (14410, 17342), (14674, 17030), (15065, 16588), (15196, 16445)]