81219360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4127}}^1$

素因数の和:4186

約数の個数: 96

約数和(自身を含む): 262144512

約数和(自身を除く): 180925152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 1230, 1312, 1640, 1968, 2460, 3280, 3936, 4127, 4920, 6560, 8254, 9840, 12381, 16508, 19680, 20635, 24762, 33016, 41270, 49524, 61905, 66032, 82540, 99048, 123810, 132064, 165080, 169207, 198096, 247620, 330160, 338414, 396192, 495240, 507621, 660320, 676828, 846035, 990480, 1015242, 1353656, 1692070, 1980960, 2030484, 2538105, 2707312, 3384140, 4060968, 5076210, 5414624, 6768280, 8121936, 10152420, 13536560, 16243872, 20304840, 27073120, 40609680, 81219360]

約数ペア:

[(1, 81219360), (2, 40609680), (3, 27073120), (4, 20304840), (5, 16243872), (6, 13536560), (8, 10152420), (10, 8121936), (12, 6768280), (15, 5414624), (16, 5076210), (20, 4060968), (24, 3384140), (30, 2707312), (32, 2538105), (40, 2030484), (41, 1980960), (48, 1692070), (60, 1353656), (80, 1015242), (82, 990480), (96, 846035), (120, 676828), (123, 660320), (160, 507621), (164, 495240), (205, 396192), (240, 338414), (246, 330160), (328, 247620), (410, 198096), (480, 169207), (492, 165080), (615, 132064), (656, 123810), (820, 99048), (984, 82540), (1230, 66032), (1312, 61905), (1640, 49524), (1968, 41270), (2460, 33016), (3280, 24762), (3936, 20635), (4127, 19680), (4920, 16508), (6560, 12381), (8254, 9840)]