81239765760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{39397}}^1$

素因数の和:39603

約数の個数: 216

約数和(自身を含む): 282658587120

約数和(自身を除く): 201418821360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 179, 180, 192, 240, 256, 288, 320, 358, 360, 384, 480, 537, 576, 640, 716, 720, 768, 895, 960, 1074, 1152, 1280, 1432, 1440, 1611, 1790, 1920, 2148, 2304, 2685, 2864, 2880, 3222, 3580, 3840, 4296, 5370, 5728, 5760, 6444, 7160, 8055, 8592, 10740, 11456, 11520, 12888, 14320, 16110, 17184, 21480, 22912, 25776, 28640, 32220, 34368, 39397, 42960, 45824, 51552, 57280, 64440, 68736, 78794, 85920, 103104, 114560, 118191, 128880, 137472, 157588, 171840, 196985, 206208, 229120, 236382, 257760, 315176, 343680, 354573, 393970, 412416, 472764, 515520, 590955, 630352, 687360, 709146, 787940, 945528, 1031040, 1181910, 1260704, 1418292, 1575880, 1772865, 1891056, 2062080, 2363820, 2521408, 2836584, 3151760, 3545730, 3782112, 4727640, 5042816, 5673168, 6303520, 7052063, 7091460, 7564224, 9455280, 10085632, 11346336, 12607040, 14104126, 14182920, 15128448, 18910560, 21156189, 22692672, 25214080, 28208252, 28365840, 30256896, 35260315, 37821120, 42312378, 45385344, 50428160, 56416504, 56731680, 63468567, 70520630, 75642240, 84624756, 90770688, 105780945, 112833008, 113463360, 126937134, 141041260, 151284480, 169249512, 211561890, 225666016, 226926720, 253874268, 282082520, 317342835, 338499024, 423123780, 451332032, 453853440, 507748536, 564165040, 634685670, 676998048, 846247560, 902664064, 1015497072, 1128330080, 1269371340, 1353996096, 1692495120, 1805328128, 2030994144, 2256660160, 2538742680, 2707992192, 3384990240, 4061988288, 4513320320, 5077485360, 5415984384, 6769980480, 8123976576, 9026640640, 10154970720, 13539960960, 16247953152, 20309941440, 27079921920, 40619882880, 81239765760]

約数ペア:

[(1, 81239765760), (2, 40619882880), (3, 27079921920), (4, 20309941440), (5, 16247953152), (6, 13539960960), (8, 10154970720), (9, 9026640640), (10, 8123976576), (12, 6769980480), (15, 5415984384), (16, 5077485360), (18, 4513320320), (20, 4061988288), (24, 3384990240), (30, 2707992192), (32, 2538742680), (36, 2256660160), (40, 2030994144), (45, 1805328128), (48, 1692495120), (60, 1353996096), (64, 1269371340), (72, 1128330080), (80, 1015497072), (90, 902664064), (96, 846247560), (120, 676998048), (128, 634685670), (144, 564165040), (160, 507748536), (179, 453853440), (180, 451332032), (192, 423123780), (240, 338499024), (256, 317342835), (288, 282082520), (320, 253874268), (358, 226926720), (360, 225666016), (384, 211561890), (480, 169249512), (537, 151284480), (576, 141041260), (640, 126937134), (716, 113463360), (720, 112833008), (768, 105780945), (895, 90770688), (960, 84624756), (1074, 75642240), (1152, 70520630), (1280, 63468567), (1432, 56731680), (1440, 56416504), (1611, 50428160), (1790, 45385344), (1920, 42312378), (2148, 37821120), (2304, 35260315), (2685, 30256896), (2864, 28365840), (2880, 28208252), (3222, 25214080), (3580, 22692672), (3840, 21156189), (4296, 18910560), (5370, 15128448), (5728, 14182920), (5760, 14104126), (6444, 12607040), (7160, 11346336), (8055, 10085632), (8592, 9455280), (10740, 7564224), (11456, 7091460), (11520, 7052063), (12888, 6303520), (14320, 5673168), (16110, 5042816), (17184, 4727640), (21480, 3782112), (22912, 3545730), (25776, 3151760), (28640, 2836584), (32220, 2521408), (34368, 2363820), (39397, 2062080), (42960, 1891056), (45824, 1772865), (51552, 1575880), (57280, 1418292), (64440, 1260704), (68736, 1181910), (78794, 1031040), (85920, 945528), (103104, 787940), (114560, 709146), (118191, 687360), (128880, 630352), (137472, 590955), (157588, 515520), (171840, 472764), (196985, 412416), (206208, 393970), (229120, 354573), (236382, 343680), (257760, 315176)]