27908587980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{243403}}^1$

素因数の和:243445

約数の個数: 216

約数和(自身を含む): 106053070032

約数和(自身を除く): 78144482052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1638, 1764, 1820, 1911, 2205, 2340, 2548, 2730, 2940, 3185, 3276, 3822, 4095, 4410, 5460, 5733, 6370, 7644, 8190, 8820, 9555, 11466, 12740, 16380, 19110, 22932, 28665, 38220, 57330, 114660, 243403, 486806, 730209, 973612, 1217015, 1460418, 1703821, 2190627, 2434030, 2920836, 3164239, 3407642, 3651045, 4381254, 4868060, 5111463, 6328478, 6815284, 7302090, 8519105, 8762508, 9492717, 10222926, 10953135, 11926747, 12656956, 14604180, 15334389, 15821195, 17038210, 18985434, 20445852, 21906270, 22149673, 23853494, 25557315, 28478151, 30668778, 31642390, 34076420, 35780241, 37970868, 43812540, 44299346, 47463585, 47706988, 51114630, 56956302, 59633735, 61337556, 63284780, 66449019, 71560482, 76671945, 88598692, 94927170, 102229260, 107340723, 110748365, 113912604, 119267470, 132898038, 142390755, 143120964, 153343890, 155047711, 178901205, 189854340, 199347057, 214681446, 221496730, 238534940, 265796076, 284781510, 306687780, 310095422, 332245095, 357802410, 398694114, 429362892, 442993460, 465143133, 536703615, 569563020, 620190844, 664490190, 715604820, 775238555, 797388228, 930286266, 996735285, 1073407230, 1328980380, 1395429399, 1550477110, 1860572532, 1993470570, 2146814460, 2325715665, 2790858798, 3100954220, 3986941140, 4651431330, 5581717596, 6977146995, 9302862660, 13954293990, 27908587980]

約数ペア:

[(1, 27908587980), (2, 13954293990), (3, 9302862660), (4, 6977146995), (5, 5581717596), (6, 4651431330), (7, 3986941140), (9, 3100954220), (10, 2790858798), (12, 2325715665), (13, 2146814460), (14, 1993470570), (15, 1860572532), (18, 1550477110), (20, 1395429399), (21, 1328980380), (26, 1073407230), (28, 996735285), (30, 930286266), (35, 797388228), (36, 775238555), (39, 715604820), (42, 664490190), (45, 620190844), (49, 569563020), (52, 536703615), (60, 465143133), (63, 442993460), (65, 429362892), (70, 398694114), (78, 357802410), (84, 332245095), (90, 310095422), (91, 306687780), (98, 284781510), (105, 265796076), (117, 238534940), (126, 221496730), (130, 214681446), (140, 199347057), (147, 189854340), (156, 178901205), (180, 155047711), (182, 153343890), (195, 143120964), (196, 142390755), (210, 132898038), (234, 119267470), (245, 113912604), (252, 110748365), (260, 107340723), (273, 102229260), (294, 94927170), (315, 88598692), (364, 76671945), (390, 71560482), (420, 66449019), (441, 63284780), (455, 61337556), (468, 59633735), (490, 56956302), (546, 51114630), (585, 47706988), (588, 47463585), (630, 44299346), (637, 43812540), (735, 37970868), (780, 35780241), (819, 34076420), (882, 31642390), (910, 30668778), (980, 28478151), (1092, 25557315), (1170, 23853494), (1260, 22149673), (1274, 21906270), (1365, 20445852), (1470, 18985434), (1638, 17038210), (1764, 15821195), (1820, 15334389), (1911, 14604180), (2205, 12656956), (2340, 11926747), (2548, 10953135), (2730, 10222926), (2940, 9492717), (3185, 8762508), (3276, 8519105), (3822, 7302090), (4095, 6815284), (4410, 6328478), (5460, 5111463), (5733, 4868060), (6370, 4381254), (7644, 3651045), (8190, 3407642), (8820, 3164239), (9555, 2920836), (11466, 2434030), (12740, 2190627), (16380, 1703821), (19110, 1460418), (22932, 1217015), (28665, 973612), (38220, 730209), (57330, 486806), (114660, 243403)]