321338880

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{4649}}^1$

素因数の和:4681

約数の個数: 160

約数和(自身を含む): 1141668000

約数和(自身を除く): 820329120

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, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 4649, 5760, 6912, 7680, 8640, 9298, 11520, 13824, 13947, 17280, 18596, 23040, 23245, 27894, 34560, 37192, 41841, 46490, 55788, 69120, 69735, 74384, 83682, 92980, 111576, 125523, 139470, 148768, 167364, 185960, 209205, 223152, 251046, 278940, 297536, 334728, 371920, 418410, 446304, 502092, 557880, 595072, 627615, 669456, 743840, 836820, 892608, 1004184, 1115760, 1190144, 1255230, 1338912, 1487680, 1673640, 1785216, 2008368, 2231520, 2380288, 2510460, 2677824, 2975360, 3347280, 3570432, 4016736, 4463040, 5020920, 5355648, 5950720, 6694560, 7140864, 8033472, 8926080, 10041840, 10711296, 11901440, 13389120, 16066944, 17852160, 20083680, 21422592, 26778240, 32133888, 35704320, 40167360, 53556480, 64267776, 80334720, 107112960, 160669440, 321338880]

約数ペア:

[(1, 321338880), (2, 160669440), (3, 107112960), (4, 80334720), (5, 64267776), (6, 53556480), (8, 40167360), (9, 35704320), (10, 32133888), (12, 26778240), (15, 21422592), (16, 20083680), (18, 17852160), (20, 16066944), (24, 13389120), (27, 11901440), (30, 10711296), (32, 10041840), (36, 8926080), (40, 8033472), (45, 7140864), (48, 6694560), (54, 5950720), (60, 5355648), (64, 5020920), (72, 4463040), (80, 4016736), (90, 3570432), (96, 3347280), (108, 2975360), (120, 2677824), (128, 2510460), (135, 2380288), (144, 2231520), (160, 2008368), (180, 1785216), (192, 1673640), (216, 1487680), (240, 1338912), (256, 1255230), (270, 1190144), (288, 1115760), (320, 1004184), (360, 892608), (384, 836820), (432, 743840), (480, 669456), (512, 627615), (540, 595072), (576, 557880), (640, 502092), (720, 446304), (768, 418410), (864, 371920), (960, 334728), (1080, 297536), (1152, 278940), (1280, 251046), (1440, 223152), (1536, 209205), (1728, 185960), (1920, 167364), (2160, 148768), (2304, 139470), (2560, 125523), (2880, 111576), (3456, 92980), (3840, 83682), (4320, 74384), (4608, 69735), (4649, 69120), (5760, 55788), (6912, 46490), (7680, 41841), (8640, 37192), (9298, 34560), (11520, 27894), (13824, 23245), (13947, 23040), (17280, 18596)]