138022400

素因数分解:

$2^9\times 5^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 120

約数和(自身を含む): 351633744

約数和(自身を除く): 213611344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 256, 263, 320, 328, 400, 410, 512, 526, 640, 656, 800, 820, 1025, 1052, 1280, 1312, 1315, 1600, 1640, 2050, 2104, 2560, 2624, 2630, 3200, 3280, 4100, 4208, 5248, 5260, 6400, 6560, 6575, 8200, 8416, 10496, 10520, 10783, 12800, 13120, 13150, 16400, 16832, 20992, 21040, 21566, 26240, 26300, 32800, 33664, 42080, 43132, 52480, 52600, 53915, 65600, 67328, 84160, 86264, 104960, 105200, 107830, 131200, 134656, 168320, 172528, 210400, 215660, 262400, 269575, 336640, 345056, 420800, 431320, 524800, 539150, 673280, 690112, 841600, 862640, 1078300, 1380224, 1683200, 1725280, 2156600, 2760448, 3366400, 3450560, 4313200, 5520896, 6901120, 8626400, 13802240, 17252800, 27604480, 34505600, 69011200, 138022400]

約数ペア:

[(1, 138022400), (2, 69011200), (4, 34505600), (5, 27604480), (8, 17252800), (10, 13802240), (16, 8626400), (20, 6901120), (25, 5520896), (32, 4313200), (40, 3450560), (41, 3366400), (50, 2760448), (64, 2156600), (80, 1725280), (82, 1683200), (100, 1380224), (128, 1078300), (160, 862640), (164, 841600), (200, 690112), (205, 673280), (256, 539150), (263, 524800), (320, 431320), (328, 420800), (400, 345056), (410, 336640), (512, 269575), (526, 262400), (640, 215660), (656, 210400), (800, 172528), (820, 168320), (1025, 134656), (1052, 131200), (1280, 107830), (1312, 105200), (1315, 104960), (1600, 86264), (1640, 84160), (2050, 67328), (2104, 65600), (2560, 53915), (2624, 52600), (2630, 52480), (3200, 43132), (3280, 42080), (4100, 33664), (4208, 32800), (5248, 26300), (5260, 26240), (6400, 21566), (6560, 21040), (6575, 20992), (8200, 16832), (8416, 16400), (10496, 13150), (10520, 13120), (10783, 12800)]