1021821900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:469

約数の個数: 288

約数和(自身を含む): 3483110400

約数和(自身を除く): 2461288500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 25, 30, 33, 38, 43, 44, 50, 55, 57, 60, 66, 75, 76, 86, 95, 100, 110, 114, 129, 132, 150, 165, 172, 190, 209, 215, 220, 228, 258, 275, 285, 300, 330, 379, 380, 418, 430, 473, 475, 516, 550, 570, 627, 645, 660, 758, 817, 825, 836, 860, 946, 950, 1045, 1075, 1100, 1137, 1140, 1254, 1290, 1419, 1425, 1516, 1634, 1650, 1892, 1895, 1900, 2090, 2150, 2274, 2365, 2451, 2508, 2580, 2838, 2850, 3135, 3225, 3268, 3300, 3790, 4085, 4169, 4180, 4300, 4548, 4730, 4902, 5225, 5676, 5685, 5700, 6270, 6450, 7095, 7201, 7580, 8170, 8338, 8987, 9460, 9475, 9804, 10450, 11370, 11825, 12255, 12507, 12540, 12900, 14190, 14402, 15675, 16297, 16340, 16676, 17974, 18950, 20425, 20845, 20900, 21603, 22740, 23650, 24510, 25014, 26961, 28380, 28425, 28804, 31350, 32594, 35475, 35948, 36005, 37900, 40850, 41690, 43206, 44935, 47300, 48891, 49020, 50028, 53922, 56850, 61275, 62535, 62700, 65188, 70950, 72010, 79211, 81485, 81700, 83380, 86412, 89870, 97782, 104225, 107844, 108015, 113700, 122550, 125070, 134805, 141900, 144020, 158422, 162970, 179267, 179740, 180025, 195564, 208450, 216030, 224675, 237633, 244455, 245100, 250140, 269610, 309643, 312675, 316844, 325940, 358534, 360050, 396055, 407425, 416900, 432060, 449350, 475266, 488910, 537801, 539220, 540075, 619286, 625350, 674025, 717068, 720100, 792110, 814850, 896335, 898700, 928929, 950532, 977820, 1075602, 1080150, 1188165, 1222275, 1238572, 1250700, 1348050, 1548215, 1584220, 1629700, 1792670, 1857858, 1980275, 2151204, 2160300, 2376330, 2444550, 2689005, 2696100, 3096430, 3406073, 3585340, 3715716, 3960550, 4481675, 4644645, 4752660, 4889100, 5378010, 5940825, 6192860, 6812146, 7741075, 7921100, 8963350, 9289290, 10218219, 10756020, 11881650, 13445025, 13624292, 15482150, 17030365, 17926700, 18578580, 20436438, 23223225, 23763300, 26890050, 30964300, 34060730, 40872876, 46446450, 51091095, 53780100, 68121460, 85151825, 92892900, 102182190, 170303650, 204364380, 255455475, 340607300, 510910950, 1021821900]

約数ペア:

[(1, 1021821900), (2, 510910950), (3, 340607300), (4, 255455475), (5, 204364380), (6, 170303650), (10, 102182190), (11, 92892900), (12, 85151825), (15, 68121460), (19, 53780100), (20, 51091095), (22, 46446450), (25, 40872876), (30, 34060730), (33, 30964300), (38, 26890050), (43, 23763300), (44, 23223225), (50, 20436438), (55, 18578580), (57, 17926700), (60, 17030365), (66, 15482150), (75, 13624292), (76, 13445025), (86, 11881650), (95, 10756020), (100, 10218219), (110, 9289290), (114, 8963350), (129, 7921100), (132, 7741075), (150, 6812146), (165, 6192860), (172, 5940825), (190, 5378010), (209, 4889100), (215, 4752660), (220, 4644645), (228, 4481675), (258, 3960550), (275, 3715716), (285, 3585340), (300, 3406073), (330, 3096430), (379, 2696100), (380, 2689005), (418, 2444550), (430, 2376330), (473, 2160300), (475, 2151204), (516, 1980275), (550, 1857858), (570, 1792670), (627, 1629700), (645, 1584220), (660, 1548215), (758, 1348050), (817, 1250700), (825, 1238572), (836, 1222275), (860, 1188165), (946, 1080150), (950, 1075602), (1045, 977820), (1075, 950532), (1100, 928929), (1137, 898700), (1140, 896335), (1254, 814850), (1290, 792110), (1419, 720100), (1425, 717068), (1516, 674025), (1634, 625350), (1650, 619286), (1892, 540075), (1895, 539220), (1900, 537801), (2090, 488910), (2150, 475266), (2274, 449350), (2365, 432060), (2451, 416900), (2508, 407425), (2580, 396055), (2838, 360050), (2850, 358534), (3135, 325940), (3225, 316844), (3268, 312675), (3300, 309643), (3790, 269610), (4085, 250140), (4169, 245100), (4180, 244455), (4300, 237633), (4548, 224675), (4730, 216030), (4902, 208450), (5225, 195564), (5676, 180025), (5685, 179740), (5700, 179267), (6270, 162970), (6450, 158422), (7095, 144020), (7201, 141900), (7580, 134805), (8170, 125070), (8338, 122550), (8987, 113700), (9460, 108015), (9475, 107844), (9804, 104225), (10450, 97782), (11370, 89870), (11825, 86412), (12255, 83380), (12507, 81700), (12540, 81485), (12900, 79211), (14190, 72010), (14402, 70950), (15675, 65188), (16297, 62700), (16340, 62535), (16676, 61275), (17974, 56850), (18950, 53922), (20425, 50028), (20845, 49020), (20900, 48891), (21603, 47300), (22740, 44935), (23650, 43206), (24510, 41690), (25014, 40850), (26961, 37900), (28380, 36005), (28425, 35948), (28804, 35475), (31350, 32594)]