1256739840

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{9091}}^1$

素因数の和:9125

約数の個数: 176

約数和(自身を含む): 4466717760

約数和(自身を除く): 3209977920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4320, 4608, 5120, 5760, 6912, 7680, 8640, 9091, 9216, 11520, 13824, 15360, 17280, 18182, 23040, 27273, 27648, 34560, 36364, 45455, 46080, 54546, 69120, 72728, 81819, 90910, 109092, 136365, 138240, 145456, 163638, 181820, 218184, 245457, 272730, 290912, 327276, 363640, 409095, 436368, 490914, 545460, 581824, 654552, 727280, 818190, 872736, 981828, 1090920, 1163648, 1227285, 1309104, 1454560, 1636380, 1745472, 1963656, 2181840, 2327296, 2454570, 2618208, 2909120, 3272760, 3490944, 3927312, 4363680, 4654592, 4909140, 5236416, 5818240, 6545520, 6981888, 7854624, 8727360, 9309184, 9818280, 10472832, 11636480, 13091040, 13963776, 15709248, 17454720, 19636560, 20945664, 23272960, 26182080, 27927552, 31418496, 34909440, 39273120, 41891328, 46545920, 52364160, 62836992, 69818880, 78546240, 83782656, 104728320, 125673984, 139637760, 157092480, 209456640, 251347968, 314184960, 418913280, 628369920, 1256739840]

約数ペア:

[(1, 1256739840), (2, 628369920), (3, 418913280), (4, 314184960), (5, 251347968), (6, 209456640), (8, 157092480), (9, 139637760), (10, 125673984), (12, 104728320), (15, 83782656), (16, 78546240), (18, 69818880), (20, 62836992), (24, 52364160), (27, 46545920), (30, 41891328), (32, 39273120), (36, 34909440), (40, 31418496), (45, 27927552), (48, 26182080), (54, 23272960), (60, 20945664), (64, 19636560), (72, 17454720), (80, 15709248), (90, 13963776), (96, 13091040), (108, 11636480), (120, 10472832), (128, 9818280), (135, 9309184), (144, 8727360), (160, 7854624), (180, 6981888), (192, 6545520), (216, 5818240), (240, 5236416), (256, 4909140), (270, 4654592), (288, 4363680), (320, 3927312), (360, 3490944), (384, 3272760), (432, 2909120), (480, 2618208), (512, 2454570), (540, 2327296), (576, 2181840), (640, 1963656), (720, 1745472), (768, 1636380), (864, 1454560), (960, 1309104), (1024, 1227285), (1080, 1163648), (1152, 1090920), (1280, 981828), (1440, 872736), (1536, 818190), (1728, 727280), (1920, 654552), (2160, 581824), (2304, 545460), (2560, 490914), (2880, 436368), (3072, 409095), (3456, 363640), (3840, 327276), (4320, 290912), (4608, 272730), (5120, 245457), (5760, 218184), (6912, 181820), (7680, 163638), (8640, 145456), (9091, 138240), (9216, 136365), (11520, 109092), (13824, 90910), (15360, 81819), (17280, 72728), (18182, 69120), (23040, 54546), (27273, 46080), (27648, 45455), (34560, 36364)]