255229440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:392

約数の個数: 160

約数和(自身を含む): 824947200

約数和(自身を除く): 569717760

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, 167, 192, 199, 240, 256, 320, 334, 384, 398, 480, 501, 512, 597, 640, 668, 768, 796, 835, 960, 995, 1002, 1194, 1280, 1336, 1536, 1592, 1670, 1920, 1990, 2004, 2388, 2505, 2560, 2672, 2985, 3184, 3340, 3840, 3980, 4008, 4776, 5010, 5344, 5970, 6368, 6680, 7680, 7960, 8016, 9552, 10020, 10688, 11940, 12736, 13360, 15920, 16032, 19104, 20040, 21376, 23880, 25472, 26720, 31840, 32064, 33233, 38208, 40080, 42752, 47760, 50944, 53440, 63680, 64128, 66466, 76416, 80160, 85504, 95520, 99699, 101888, 106880, 127360, 128256, 132932, 152832, 160320, 166165, 191040, 199398, 213760, 254720, 256512, 265864, 305664, 320640, 332330, 382080, 398796, 427520, 498495, 509440, 531728, 641280, 664660, 764160, 797592, 996990, 1063456, 1282560, 1329320, 1528320, 1595184, 1993980, 2126912, 2658640, 3190368, 3987960, 4253824, 5317280, 6380736, 7975920, 8507648, 10634560, 12761472, 15951840, 17015296, 21269120, 25522944, 31903680, 42538240, 51045888, 63807360, 85076480, 127614720, 255229440]

約数ペア:

[(1, 255229440), (2, 127614720), (3, 85076480), (4, 63807360), (5, 51045888), (6, 42538240), (8, 31903680), (10, 25522944), (12, 21269120), (15, 17015296), (16, 15951840), (20, 12761472), (24, 10634560), (30, 8507648), (32, 7975920), (40, 6380736), (48, 5317280), (60, 4253824), (64, 3987960), (80, 3190368), (96, 2658640), (120, 2126912), (128, 1993980), (160, 1595184), (167, 1528320), (192, 1329320), (199, 1282560), (240, 1063456), (256, 996990), (320, 797592), (334, 764160), (384, 664660), (398, 641280), (480, 531728), (501, 509440), (512, 498495), (597, 427520), (640, 398796), (668, 382080), (768, 332330), (796, 320640), (835, 305664), (960, 265864), (995, 256512), (1002, 254720), (1194, 213760), (1280, 199398), (1336, 191040), (1536, 166165), (1592, 160320), (1670, 152832), (1920, 132932), (1990, 128256), (2004, 127360), (2388, 106880), (2505, 101888), (2560, 99699), (2672, 95520), (2985, 85504), (3184, 80160), (3340, 76416), (3840, 66466), (3980, 64128), (4008, 63680), (4776, 53440), (5010, 50944), (5344, 47760), (5970, 42752), (6368, 40080), (6680, 38208), (7680, 33233), (7960, 32064), (8016, 31840), (9552, 26720), (10020, 25472), (10688, 23880), (11940, 21376), (12736, 20040), (13360, 19104), (15920, 16032)]