8720914440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{23977}}^1$

素因数の和:24431

約数の個数: 128

約数和(自身を含む): 29970581760

約数和(自身を除く): 21249667320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 433, 840, 866, 1299, 1732, 2165, 2598, 3031, 3464, 4330, 5196, 6062, 6495, 8660, 9093, 10392, 12124, 12990, 15155, 17320, 18186, 23977, 24248, 25980, 30310, 36372, 45465, 47954, 51960, 60620, 71931, 72744, 90930, 95908, 119885, 121240, 143862, 167839, 181860, 191816, 239770, 287724, 335678, 359655, 363720, 479540, 503517, 575448, 671356, 719310, 839195, 959080, 1007034, 1342712, 1438620, 1678390, 2014068, 2517585, 2877240, 3356780, 4028136, 5035170, 6713560, 10070340, 10382041, 20140680, 20764082, 31146123, 41528164, 51910205, 62292246, 72674287, 83056328, 103820410, 124584492, 145348574, 155730615, 207640820, 218022861, 249168984, 290697148, 311461230, 363371435, 415281640, 436045722, 581394296, 622922460, 726742870, 872091444, 1090114305, 1245844920, 1453485740, 1744182888, 2180228610, 2906971480, 4360457220, 8720914440]

約数ペア:

[(1, 8720914440), (2, 4360457220), (3, 2906971480), (4, 2180228610), (5, 1744182888), (6, 1453485740), (7, 1245844920), (8, 1090114305), (10, 872091444), (12, 726742870), (14, 622922460), (15, 581394296), (20, 436045722), (21, 415281640), (24, 363371435), (28, 311461230), (30, 290697148), (35, 249168984), (40, 218022861), (42, 207640820), (56, 155730615), (60, 145348574), (70, 124584492), (84, 103820410), (105, 83056328), (120, 72674287), (140, 62292246), (168, 51910205), (210, 41528164), (280, 31146123), (420, 20764082), (433, 20140680), (840, 10382041), (866, 10070340), (1299, 6713560), (1732, 5035170), (2165, 4028136), (2598, 3356780), (3031, 2877240), (3464, 2517585), (4330, 2014068), (5196, 1678390), (6062, 1438620), (6495, 1342712), (8660, 1007034), (9093, 959080), (10392, 839195), (12124, 719310), (12990, 671356), (15155, 575448), (17320, 503517), (18186, 479540), (23977, 363720), (24248, 359655), (25980, 335678), (30310, 287724), (36372, 239770), (45465, 191816), (47954, 181860), (51960, 167839), (60620, 143862), (71931, 121240), (72744, 119885), (90930, 95908)]