209839140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1359

約数の個数: 192

約数和(自身を含む): 764037120

約数和(自身を除く): 554197980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 84, 86, 90, 105, 108, 126, 129, 135, 140, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 378, 387, 420, 430, 516, 540, 602, 630, 645, 756, 774, 860, 903, 945, 1161, 1204, 1260, 1290, 1291, 1505, 1548, 1806, 1890, 1935, 2322, 2580, 2582, 2709, 3010, 3612, 3780, 3870, 3873, 4515, 4644, 5164, 5418, 5805, 6020, 6455, 7740, 7746, 8127, 9030, 9037, 10836, 11610, 11619, 12910, 13545, 15492, 16254, 18060, 18074, 19365, 23220, 23238, 25820, 27090, 27111, 32508, 34857, 36148, 38730, 40635, 45185, 46476, 54180, 54222, 55513, 58095, 69714, 77460, 81270, 81333, 90370, 108444, 111026, 116190, 135555, 139428, 162540, 162666, 166539, 174285, 180740, 222052, 232380, 243999, 271110, 277565, 325332, 333078, 348570, 388591, 406665, 487998, 499617, 542220, 555130, 666156, 697140, 777182, 813330, 832695, 975996, 999234, 1110260, 1165773, 1219995, 1498851, 1554364, 1626660, 1665390, 1942955, 1998468, 2331546, 2439990, 2498085, 2997702, 3330780, 3497319, 3885910, 4663092, 4879980, 4996170, 5828865, 5995404, 6994638, 7494255, 7771820, 9992340, 10491957, 11657730, 13989276, 14988510, 17486595, 20983914, 23315460, 29977020, 34973190, 41967828, 52459785, 69946380, 104919570, 209839140]

約数ペア:

[(1, 209839140), (2, 104919570), (3, 69946380), (4, 52459785), (5, 41967828), (6, 34973190), (7, 29977020), (9, 23315460), (10, 20983914), (12, 17486595), (14, 14988510), (15, 13989276), (18, 11657730), (20, 10491957), (21, 9992340), (27, 7771820), (28, 7494255), (30, 6994638), (35, 5995404), (36, 5828865), (42, 4996170), (43, 4879980), (45, 4663092), (54, 3885910), (60, 3497319), (63, 3330780), (70, 2997702), (84, 2498085), (86, 2439990), (90, 2331546), (105, 1998468), (108, 1942955), (126, 1665390), (129, 1626660), (135, 1554364), (140, 1498851), (172, 1219995), (180, 1165773), (189, 1110260), (210, 999234), (215, 975996), (252, 832695), (258, 813330), (270, 777182), (301, 697140), (315, 666156), (378, 555130), (387, 542220), (420, 499617), (430, 487998), (516, 406665), (540, 388591), (602, 348570), (630, 333078), (645, 325332), (756, 277565), (774, 271110), (860, 243999), (903, 232380), (945, 222052), (1161, 180740), (1204, 174285), (1260, 166539), (1290, 162666), (1291, 162540), (1505, 139428), (1548, 135555), (1806, 116190), (1890, 111026), (1935, 108444), (2322, 90370), (2580, 81333), (2582, 81270), (2709, 77460), (3010, 69714), (3612, 58095), (3780, 55513), (3870, 54222), (3873, 54180), (4515, 46476), (4644, 45185), (5164, 40635), (5418, 38730), (5805, 36148), (6020, 34857), (6455, 32508), (7740, 27111), (7746, 27090), (8127, 25820), (9030, 23238), (9037, 23220), (10836, 19365), (11610, 18074), (11619, 18060), (12910, 16254), (13545, 15492)]