20261536680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{11131}}^1$

素因数の和:11360

約数の個数: 256

約数和(自身を含む): 76174940160

約数和(自身を除く): 55913403480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 197, 210, 220, 231, 264, 280, 308, 330, 385, 394, 420, 440, 462, 591, 616, 660, 770, 788, 840, 924, 985, 1155, 1182, 1320, 1379, 1540, 1576, 1848, 1970, 2167, 2310, 2364, 2758, 2955, 3080, 3940, 4137, 4334, 4620, 4728, 5516, 5910, 6501, 6895, 7880, 8274, 8668, 9240, 10835, 11032, 11131, 11820, 13002, 13790, 15169, 16548, 17336, 20685, 21670, 22262, 23640, 26004, 27580, 30338, 32505, 33096, 33393, 41370, 43340, 44524, 45507, 52008, 55160, 55655, 60676, 65010, 66786, 75845, 77917, 82740, 86680, 89048, 91014, 111310, 121352, 122441, 130020, 133572, 151690, 155834, 165480, 166965, 182028, 222620, 227535, 233751, 244882, 260040, 267144, 303380, 311668, 333930, 364056, 367323, 389585, 445240, 455070, 467502, 489764, 606760, 612205, 623336, 667860, 734646, 779170, 857087, 910140, 935004, 979528, 1168755, 1224410, 1335720, 1469292, 1558340, 1714174, 1820280, 1836615, 1870008, 2192807, 2337510, 2448820, 2571261, 2938584, 3116680, 3428348, 3673230, 4285435, 4385614, 4675020, 4897640, 5142522, 6578421, 6856696, 7346460, 8570870, 8771228, 9350040, 10285044, 10964035, 12856305, 13156842, 14692920, 15349649, 17141740, 17542456, 20570088, 21928070, 24120877, 25712610, 26313684, 30699298, 32892105, 34283480, 43856140, 46048947, 48241754, 51425220, 52627368, 61398596, 65784210, 72362631, 76748245, 87712280, 92097894, 96483508, 102850440, 120604385, 122797192, 131568420, 144725262, 153496490, 168846139, 184195788, 192967016, 230244735, 241208770, 263136840, 289450524, 306992980, 337692278, 361813155, 368391576, 460489470, 482417540, 506538417, 578901048, 613985960, 675384556, 723626310, 844230695, 920978940, 964835080, 1013076834, 1350769112, 1447252620, 1688461390, 1841957880, 2026153668, 2532692085, 2894505240, 3376922780, 4052307336, 5065384170, 6753845560, 10130768340, 20261536680]

約数ペア:

[(1, 20261536680), (2, 10130768340), (3, 6753845560), (4, 5065384170), (5, 4052307336), (6, 3376922780), (7, 2894505240), (8, 2532692085), (10, 2026153668), (11, 1841957880), (12, 1688461390), (14, 1447252620), (15, 1350769112), (20, 1013076834), (21, 964835080), (22, 920978940), (24, 844230695), (28, 723626310), (30, 675384556), (33, 613985960), (35, 578901048), (40, 506538417), (42, 482417540), (44, 460489470), (55, 368391576), (56, 361813155), (60, 337692278), (66, 306992980), (70, 289450524), (77, 263136840), (84, 241208770), (88, 230244735), (105, 192967016), (110, 184195788), (120, 168846139), (132, 153496490), (140, 144725262), (154, 131568420), (165, 122797192), (168, 120604385), (197, 102850440), (210, 96483508), (220, 92097894), (231, 87712280), (264, 76748245), (280, 72362631), (308, 65784210), (330, 61398596), (385, 52627368), (394, 51425220), (420, 48241754), (440, 46048947), (462, 43856140), (591, 34283480), (616, 32892105), (660, 30699298), (770, 26313684), (788, 25712610), (840, 24120877), (924, 21928070), (985, 20570088), (1155, 17542456), (1182, 17141740), (1320, 15349649), (1379, 14692920), (1540, 13156842), (1576, 12856305), (1848, 10964035), (1970, 10285044), (2167, 9350040), (2310, 8771228), (2364, 8570870), (2758, 7346460), (2955, 6856696), (3080, 6578421), (3940, 5142522), (4137, 4897640), (4334, 4675020), (4620, 4385614), (4728, 4285435), (5516, 3673230), (5910, 3428348), (6501, 3116680), (6895, 2938584), (7880, 2571261), (8274, 2448820), (8668, 2337510), (9240, 2192807), (10835, 1870008), (11032, 1836615), (11131, 1820280), (11820, 1714174), (13002, 1558340), (13790, 1469292), (15169, 1335720), (16548, 1224410), (17336, 1168755), (20685, 979528), (21670, 935004), (22262, 910140), (23640, 857087), (26004, 779170), (27580, 734646), (30338, 667860), (32505, 623336), (33096, 612205), (33393, 606760), (41370, 489764), (43340, 467502), (44524, 455070), (45507, 445240), (52008, 389585), (55160, 367323), (55655, 364056), (60676, 333930), (65010, 311668), (66786, 303380), (75845, 267144), (77917, 260040), (82740, 244882), (86680, 233751), (89048, 227535), (91014, 222620), (111310, 182028), (121352, 166965), (122441, 165480), (130020, 155834), (133572, 151690)]