81060480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{4691}}^1$

素因数の和:4719

約数の個数: 128

約数和(自身を含む): 287150400

約数和(自身を除く): 206089920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 4691, 5760, 8640, 9382, 14073, 17280, 18764, 23455, 28146, 37528, 42219, 46910, 56292, 70365, 75056, 84438, 93820, 112584, 126657, 140730, 150112, 168876, 187640, 211095, 225168, 253314, 281460, 300224, 337752, 375280, 422190, 450336, 506628, 562920, 600448, 633285, 675504, 750560, 844380, 900672, 1013256, 1125840, 1266570, 1351008, 1501120, 1688760, 1801344, 2026512, 2251680, 2533140, 2702016, 3002240, 3377520, 4053024, 4503360, 5066280, 5404032, 6755040, 8106048, 9006720, 10132560, 13510080, 16212096, 20265120, 27020160, 40530240, 81060480]

約数ペア:

[(1, 81060480), (2, 40530240), (3, 27020160), (4, 20265120), (5, 16212096), (6, 13510080), (8, 10132560), (9, 9006720), (10, 8106048), (12, 6755040), (15, 5404032), (16, 5066280), (18, 4503360), (20, 4053024), (24, 3377520), (27, 3002240), (30, 2702016), (32, 2533140), (36, 2251680), (40, 2026512), (45, 1801344), (48, 1688760), (54, 1501120), (60, 1351008), (64, 1266570), (72, 1125840), (80, 1013256), (90, 900672), (96, 844380), (108, 750560), (120, 675504), (128, 633285), (135, 600448), (144, 562920), (160, 506628), (180, 450336), (192, 422190), (216, 375280), (240, 337752), (270, 300224), (288, 281460), (320, 253314), (360, 225168), (384, 211095), (432, 187640), (480, 168876), (540, 150112), (576, 140730), (640, 126657), (720, 112584), (864, 93820), (960, 84438), (1080, 75056), (1152, 70365), (1440, 56292), (1728, 46910), (1920, 42219), (2160, 37528), (2880, 28146), (3456, 23455), (4320, 18764), (4691, 17280), (5760, 14073), (8640, 9382)]