255360

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:48

約数の個数: 128

約数和(自身を含む): 979200

約数和(自身を除く): 723840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2660, 2688, 3040, 3192, 3360, 3648, 3990, 4256, 4480, 4560, 5320, 6080, 6384, 6720, 7296, 7980, 8512, 9120, 10640, 12160, 12768, 13440, 15960, 17024, 18240, 21280, 25536, 31920, 36480, 42560, 51072, 63840, 85120, 127680, 255360]

約数ペア:

[(1, 255360), (2, 127680), (3, 85120), (4, 63840), (5, 51072), (6, 42560), (7, 36480), (8, 31920), (10, 25536), (12, 21280), (14, 18240), (15, 17024), (16, 15960), (19, 13440), (20, 12768), (21, 12160), (24, 10640), (28, 9120), (30, 8512), (32, 7980), (35, 7296), (38, 6720), (40, 6384), (42, 6080), (48, 5320), (56, 4560), (57, 4480), (60, 4256), (64, 3990), (70, 3648), (76, 3360), (80, 3192), (84, 3040), (95, 2688), (96, 2660), (105, 2432), (112, 2280), (114, 2240), (120, 2128), (128, 1995), (133, 1920), (140, 1824), (152, 1680), (160, 1596), (168, 1520), (190, 1344), (192, 1330), (210, 1216), (224, 1140), (228, 1120), (240, 1064), (266, 960), (280, 912), (285, 896), (304, 840), (320, 798), (336, 760), (380, 672), (384, 665), (399, 640), (420, 608), (448, 570), (456, 560), (480, 532)]