280976640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{10453}}^1$

素因数の和:10484

約数の個数: 144

約数和(自身を含む): 1025662848

約数和(自身を除く): 744686208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 10453, 13440, 20906, 26880, 31359, 41812, 52265, 62718, 73171, 83624, 104530, 125436, 146342, 156795, 167248, 209060, 219513, 250872, 292684, 313590, 334496, 365855, 418120, 439026, 501744, 585368, 627180, 668992, 731710, 836240, 878052, 1003488, 1097565, 1170736, 1254360, 1337984, 1463420, 1672480, 1756104, 2006976, 2195130, 2341472, 2508720, 2675968, 2926840, 3344960, 3512208, 4013952, 4390260, 4682944, 5017440, 5853680, 6689920, 7024416, 8027904, 8780520, 9365888, 10034880, 11707360, 13379840, 14048832, 17561040, 18731776, 20069760, 23414720, 28097664, 35122080, 40139520, 46829440, 56195328, 70244160, 93658880, 140488320, 280976640]

約数ペア:

[(1, 280976640), (2, 140488320), (3, 93658880), (4, 70244160), (5, 56195328), (6, 46829440), (7, 40139520), (8, 35122080), (10, 28097664), (12, 23414720), (14, 20069760), (15, 18731776), (16, 17561040), (20, 14048832), (21, 13379840), (24, 11707360), (28, 10034880), (30, 9365888), (32, 8780520), (35, 8027904), (40, 7024416), (42, 6689920), (48, 5853680), (56, 5017440), (60, 4682944), (64, 4390260), (70, 4013952), (80, 3512208), (84, 3344960), (96, 2926840), (105, 2675968), (112, 2508720), (120, 2341472), (128, 2195130), (140, 2006976), (160, 1756104), (168, 1672480), (192, 1463420), (210, 1337984), (224, 1254360), (240, 1170736), (256, 1097565), (280, 1003488), (320, 878052), (336, 836240), (384, 731710), (420, 668992), (448, 627180), (480, 585368), (560, 501744), (640, 439026), (672, 418120), (768, 365855), (840, 334496), (896, 313590), (960, 292684), (1120, 250872), (1280, 219513), (1344, 209060), (1680, 167248), (1792, 156795), (1920, 146342), (2240, 125436), (2688, 104530), (3360, 83624), (3840, 73171), (4480, 62718), (5376, 52265), (6720, 41812), (8960, 31359), (10453, 26880), (13440, 20906)]