20127068640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28123}}^1$

素因数の和:28222

約数の個数: 288

約数和(自身を含む): 79603969536

約数和(自身を除く): 59476900896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 180, 210, 213, 224, 240, 252, 280, 284, 288, 315, 336, 355, 360, 420, 426, 480, 497, 504, 560, 568, 630, 639, 672, 710, 720, 840, 852, 994, 1008, 1065, 1120, 1136, 1260, 1278, 1420, 1440, 1491, 1680, 1704, 1988, 2016, 2130, 2272, 2485, 2520, 2556, 2840, 2982, 3195, 3360, 3408, 3976, 4260, 4473, 4970, 5040, 5112, 5680, 5964, 6390, 6816, 7455, 7952, 8520, 8946, 9940, 10080, 10224, 11360, 11928, 12780, 14910, 15904, 17040, 17892, 19880, 20448, 22365, 23856, 25560, 28123, 29820, 34080, 35784, 39760, 44730, 47712, 51120, 56246, 59640, 71568, 79520, 84369, 89460, 102240, 112492, 119280, 140615, 143136, 168738, 178920, 196861, 224984, 238560, 253107, 281230, 337476, 357840, 393722, 421845, 449968, 506214, 562460, 590583, 674952, 715680, 787444, 843690, 899936, 984305, 1012428, 1124920, 1181166, 1265535, 1349904, 1574888, 1687380, 1771749, 1968610, 1996733, 2024856, 2249840, 2362332, 2531070, 2699808, 2952915, 3149776, 3374760, 3543498, 3937220, 3993466, 4049712, 4499680, 4724664, 5062140, 5905830, 5990199, 6299552, 6749520, 7086996, 7874440, 7986932, 8099424, 8858745, 9449328, 9983665, 10124280, 11811660, 11980398, 13499040, 13977131, 14173992, 15748880, 15973864, 17717490, 17970597, 18898656, 19967330, 20248560, 23623320, 23960796, 27954262, 28347984, 29950995, 31497760, 31947728, 35434980, 35941194, 39934660, 40497120, 41931393, 47246640, 47921592, 55908524, 56695968, 59901990, 63895456, 69885655, 70869960, 71882388, 79869320, 83862786, 89852985, 94493280, 95843184, 111817048, 119803980, 125794179, 139771310, 141739920, 143764776, 159738640, 167725572, 179705970, 191686368, 209656965, 223634096, 239607960, 251588358, 279542620, 283479840, 287529552, 319477280, 335451144, 359411940, 419313930, 447268192, 479215920, 503176716, 559085240, 575059104, 628970895, 670902288, 718823880, 838627860, 958431840, 1006353432, 1118170480, 1257941790, 1341804576, 1437647760, 1677255720, 2012706864, 2236340960, 2515883580, 2875295520, 3354511440, 4025413728, 5031767160, 6709022880, 10063534320, 20127068640]

約数ペア:

[(1, 20127068640), (2, 10063534320), (3, 6709022880), (4, 5031767160), (5, 4025413728), (6, 3354511440), (7, 2875295520), (8, 2515883580), (9, 2236340960), (10, 2012706864), (12, 1677255720), (14, 1437647760), (15, 1341804576), (16, 1257941790), (18, 1118170480), (20, 1006353432), (21, 958431840), (24, 838627860), (28, 718823880), (30, 670902288), (32, 628970895), (35, 575059104), (36, 559085240), (40, 503176716), (42, 479215920), (45, 447268192), (48, 419313930), (56, 359411940), (60, 335451144), (63, 319477280), (70, 287529552), (71, 283479840), (72, 279542620), (80, 251588358), (84, 239607960), (90, 223634096), (96, 209656965), (105, 191686368), (112, 179705970), (120, 167725572), (126, 159738640), (140, 143764776), (142, 141739920), (144, 139771310), (160, 125794179), (168, 119803980), (180, 111817048), (210, 95843184), (213, 94493280), (224, 89852985), (240, 83862786), (252, 79869320), (280, 71882388), (284, 70869960), (288, 69885655), (315, 63895456), (336, 59901990), (355, 56695968), (360, 55908524), (420, 47921592), (426, 47246640), (480, 41931393), (497, 40497120), (504, 39934660), (560, 35941194), (568, 35434980), (630, 31947728), (639, 31497760), (672, 29950995), (710, 28347984), (720, 27954262), (840, 23960796), (852, 23623320), (994, 20248560), (1008, 19967330), (1065, 18898656), (1120, 17970597), (1136, 17717490), (1260, 15973864), (1278, 15748880), (1420, 14173992), (1440, 13977131), (1491, 13499040), (1680, 11980398), (1704, 11811660), (1988, 10124280), (2016, 9983665), (2130, 9449328), (2272, 8858745), (2485, 8099424), (2520, 7986932), (2556, 7874440), (2840, 7086996), (2982, 6749520), (3195, 6299552), (3360, 5990199), (3408, 5905830), (3976, 5062140), (4260, 4724664), (4473, 4499680), (4970, 4049712), (5040, 3993466), (5112, 3937220), (5680, 3543498), (5964, 3374760), (6390, 3149776), (6816, 2952915), (7455, 2699808), (7952, 2531070), (8520, 2362332), (8946, 2249840), (9940, 2024856), (10080, 1996733), (10224, 1968610), (11360, 1771749), (11928, 1687380), (12780, 1574888), (14910, 1349904), (15904, 1265535), (17040, 1181166), (17892, 1124920), (19880, 1012428), (20448, 984305), (22365, 899936), (23856, 843690), (25560, 787444), (28123, 715680), (29820, 674952), (34080, 590583), (35784, 562460), (39760, 506214), (44730, 449968), (47712, 421845), (51120, 393722), (56246, 357840), (59640, 337476), (71568, 281230), (79520, 253107), (84369, 238560), (89460, 224984), (102240, 196861), (112492, 178920), (119280, 168738), (140615, 143136)]