21655129860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{35731}}^1$

素因数の和:35803

約数の個数: 288

約数和(自身を含む): 83033164032

約数和(自身を除く): 61378034172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 37, 39, 42, 45, 52, 60, 63, 65, 70, 74, 78, 84, 90, 91, 105, 111, 117, 126, 130, 140, 148, 156, 180, 182, 185, 195, 210, 222, 234, 252, 259, 260, 273, 315, 333, 364, 370, 390, 420, 444, 455, 468, 481, 518, 546, 555, 585, 630, 666, 740, 777, 780, 819, 910, 962, 1036, 1092, 1110, 1170, 1260, 1295, 1332, 1365, 1443, 1554, 1638, 1665, 1820, 1924, 2220, 2331, 2340, 2405, 2590, 2730, 2886, 3108, 3276, 3330, 3367, 3885, 4095, 4329, 4662, 4810, 5180, 5460, 5772, 6660, 6734, 7215, 7770, 8190, 8658, 9324, 9620, 10101, 11655, 13468, 14430, 15540, 16380, 16835, 17316, 20202, 21645, 23310, 28860, 30303, 33670, 35731, 40404, 43290, 46620, 50505, 60606, 67340, 71462, 86580, 101010, 107193, 121212, 142924, 151515, 178655, 202020, 214386, 250117, 303030, 321579, 357310, 428772, 464503, 500234, 535965, 606060, 643158, 714620, 750351, 929006, 1000468, 1071930, 1250585, 1286316, 1322047, 1393509, 1500702, 1607895, 1858012, 2143860, 2251053, 2322515, 2501170, 2644094, 2787018, 3001404, 3215790, 3251521, 3751755, 3966141, 4180527, 4502106, 4645030, 5002340, 5288188, 5574036, 6431580, 6503042, 6610235, 6967545, 7503510, 7932282, 8361054, 9004212, 9254329, 9290060, 9754563, 11255265, 11898423, 13006084, 13220470, 13935090, 15007020, 15864564, 16257605, 16722108, 17186611, 18508658, 19509126, 19830705, 20902635, 22510530, 23796846, 26440940, 27762987, 27870180, 29263689, 32515210, 34373222, 37017316, 39018252, 39661410, 41805270, 45021060, 46271645, 47593692, 48772815, 51559833, 55525974, 58527378, 59492115, 65030420, 68746444, 79322820, 83288961, 83610540, 85933055, 92543290, 97545630, 103119666, 111051948, 117054756, 118984230, 120306277, 138814935, 146318445, 154679499, 166577922, 171866110, 185086580, 195091260, 206239332, 237968460, 240612554, 257799165, 277629870, 292636890, 309358998, 333155844, 343732220, 360918831, 416444805, 481225108, 515598330, 555259740, 585273780, 601531385, 618717996, 721837662, 773397495, 832889610, 1031196660, 1082756493, 1203062770, 1443675324, 1546794990, 1665779220, 1804594155, 2165512986, 2406125540, 3093589980, 3609188310, 4331025972, 5413782465, 7218376620, 10827564930, 21655129860]

約数ペア:

[(1, 21655129860), (2, 10827564930), (3, 7218376620), (4, 5413782465), (5, 4331025972), (6, 3609188310), (7, 3093589980), (9, 2406125540), (10, 2165512986), (12, 1804594155), (13, 1665779220), (14, 1546794990), (15, 1443675324), (18, 1203062770), (20, 1082756493), (21, 1031196660), (26, 832889610), (28, 773397495), (30, 721837662), (35, 618717996), (36, 601531385), (37, 585273780), (39, 555259740), (42, 515598330), (45, 481225108), (52, 416444805), (60, 360918831), (63, 343732220), (65, 333155844), (70, 309358998), (74, 292636890), (78, 277629870), (84, 257799165), (90, 240612554), (91, 237968460), (105, 206239332), (111, 195091260), (117, 185086580), (126, 171866110), (130, 166577922), (140, 154679499), (148, 146318445), (156, 138814935), (180, 120306277), (182, 118984230), (185, 117054756), (195, 111051948), (210, 103119666), (222, 97545630), (234, 92543290), (252, 85933055), (259, 83610540), (260, 83288961), (273, 79322820), (315, 68746444), (333, 65030420), (364, 59492115), (370, 58527378), (390, 55525974), (420, 51559833), (444, 48772815), (455, 47593692), (468, 46271645), (481, 45021060), (518, 41805270), (546, 39661410), (555, 39018252), (585, 37017316), (630, 34373222), (666, 32515210), (740, 29263689), (777, 27870180), (780, 27762987), (819, 26440940), (910, 23796846), (962, 22510530), (1036, 20902635), (1092, 19830705), (1110, 19509126), (1170, 18508658), (1260, 17186611), (1295, 16722108), (1332, 16257605), (1365, 15864564), (1443, 15007020), (1554, 13935090), (1638, 13220470), (1665, 13006084), (1820, 11898423), (1924, 11255265), (2220, 9754563), (2331, 9290060), (2340, 9254329), (2405, 9004212), (2590, 8361054), (2730, 7932282), (2886, 7503510), (3108, 6967545), (3276, 6610235), (3330, 6503042), (3367, 6431580), (3885, 5574036), (4095, 5288188), (4329, 5002340), (4662, 4645030), (4810, 4502106), (5180, 4180527), (5460, 3966141), (5772, 3751755), (6660, 3251521), (6734, 3215790), (7215, 3001404), (7770, 2787018), (8190, 2644094), (8658, 2501170), (9324, 2322515), (9620, 2251053), (10101, 2143860), (11655, 1858012), (13468, 1607895), (14430, 1500702), (15540, 1393509), (16380, 1322047), (16835, 1286316), (17316, 1250585), (20202, 1071930), (21645, 1000468), (23310, 929006), (28860, 750351), (30303, 714620), (33670, 643158), (35731, 606060), (40404, 535965), (43290, 500234), (46620, 464503), (50505, 428772), (60606, 357310), (67340, 321579), (71462, 303030), (86580, 250117), (101010, 214386), (107193, 202020), (121212, 178655), (142924, 151515)]