256719360

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{33427}}^1$

素因数の和:33453

約数の個数: 80

約数和(自身を含む): 820724256

約数和(自身を除く): 564004896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 33427, 66854, 100281, 133708, 167135, 200562, 267416, 334270, 401124, 501405, 534832, 668540, 802248, 1002810, 1069664, 1337080, 1604496, 2005620, 2139328, 2674160, 3208992, 4011240, 4278656, 5348320, 6417984, 8022480, 8557312, 10696640, 12835968, 16044960, 17114624, 21393280, 25671936, 32089920, 42786560, 51343872, 64179840, 85573120, 128359680, 256719360]

約数ペア:

[(1, 256719360), (2, 128359680), (3, 85573120), (4, 64179840), (5, 51343872), (6, 42786560), (8, 32089920), (10, 25671936), (12, 21393280), (15, 17114624), (16, 16044960), (20, 12835968), (24, 10696640), (30, 8557312), (32, 8022480), (40, 6417984), (48, 5348320), (60, 4278656), (64, 4011240), (80, 3208992), (96, 2674160), (120, 2139328), (128, 2005620), (160, 1604496), (192, 1337080), (240, 1069664), (256, 1002810), (320, 802248), (384, 668540), (480, 534832), (512, 501405), (640, 401124), (768, 334270), (960, 267416), (1280, 200562), (1536, 167135), (1920, 133708), (2560, 100281), (3840, 66854), (7680, 33427)]