80215680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1082

約数の個数: 128

約数和(自身を含む): 262180800

約数和(自身を除く): 181965120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1019, 1230, 1312, 1640, 1920, 1968, 2038, 2460, 2624, 3057, 3280, 3936, 4076, 4920, 5095, 5248, 6114, 6560, 7872, 8152, 9840, 10190, 12228, 13120, 15285, 15744, 16304, 19680, 20380, 24456, 26240, 30570, 32608, 39360, 40760, 41779, 48912, 61140, 65216, 78720, 81520, 83558, 97824, 122280, 125337, 130432, 163040, 167116, 195648, 208895, 244560, 250674, 326080, 334232, 391296, 417790, 489120, 501348, 626685, 652160, 668464, 835580, 978240, 1002696, 1253370, 1336928, 1671160, 1956480, 2005392, 2506740, 2673856, 3342320, 4010784, 5013480, 5347712, 6684640, 8021568, 10026960, 13369280, 16043136, 20053920, 26738560, 40107840, 80215680]

約数ペア:

[(1, 80215680), (2, 40107840), (3, 26738560), (4, 20053920), (5, 16043136), (6, 13369280), (8, 10026960), (10, 8021568), (12, 6684640), (15, 5347712), (16, 5013480), (20, 4010784), (24, 3342320), (30, 2673856), (32, 2506740), (40, 2005392), (41, 1956480), (48, 1671160), (60, 1336928), (64, 1253370), (80, 1002696), (82, 978240), (96, 835580), (120, 668464), (123, 652160), (128, 626685), (160, 501348), (164, 489120), (192, 417790), (205, 391296), (240, 334232), (246, 326080), (320, 250674), (328, 244560), (384, 208895), (410, 195648), (480, 167116), (492, 163040), (615, 130432), (640, 125337), (656, 122280), (820, 97824), (960, 83558), (984, 81520), (1019, 78720), (1230, 65216), (1312, 61140), (1640, 48912), (1920, 41779), (1968, 40760), (2038, 39360), (2460, 32608), (2624, 30570), (3057, 26240), (3280, 24456), (3936, 20380), (4076, 19680), (4920, 16304), (5095, 15744), (5248, 15285), (6114, 13120), (6560, 12228), (7872, 10190), (8152, 9840)]