80618880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:432

約数の個数: 128

約数和(自身を含む): 259488000

約数和(自身を除く): 178869120

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, 192, 199, 211, 240, 320, 384, 398, 422, 480, 597, 633, 640, 796, 844, 960, 995, 1055, 1194, 1266, 1592, 1688, 1920, 1990, 2110, 2388, 2532, 2985, 3165, 3184, 3376, 3980, 4220, 4776, 5064, 5970, 6330, 6368, 6752, 7960, 8440, 9552, 10128, 11940, 12660, 12736, 13504, 15920, 16880, 19104, 20256, 23880, 25320, 25472, 27008, 31840, 33760, 38208, 40512, 41989, 47760, 50640, 63680, 67520, 76416, 81024, 83978, 95520, 101280, 125967, 127360, 135040, 167956, 191040, 202560, 209945, 251934, 335912, 382080, 405120, 419890, 503868, 629835, 671824, 839780, 1007736, 1259670, 1343648, 1679560, 2015472, 2519340, 2687296, 3359120, 4030944, 5038680, 5374592, 6718240, 8061888, 10077360, 13436480, 16123776, 20154720, 26872960, 40309440, 80618880]

約数ペア:

[(1, 80618880), (2, 40309440), (3, 26872960), (4, 20154720), (5, 16123776), (6, 13436480), (8, 10077360), (10, 8061888), (12, 6718240), (15, 5374592), (16, 5038680), (20, 4030944), (24, 3359120), (30, 2687296), (32, 2519340), (40, 2015472), (48, 1679560), (60, 1343648), (64, 1259670), (80, 1007736), (96, 839780), (120, 671824), (128, 629835), (160, 503868), (192, 419890), (199, 405120), (211, 382080), (240, 335912), (320, 251934), (384, 209945), (398, 202560), (422, 191040), (480, 167956), (597, 135040), (633, 127360), (640, 125967), (796, 101280), (844, 95520), (960, 83978), (995, 81024), (1055, 76416), (1194, 67520), (1266, 63680), (1592, 50640), (1688, 47760), (1920, 41989), (1990, 40512), (2110, 38208), (2388, 33760), (2532, 31840), (2985, 27008), (3165, 25472), (3184, 25320), (3376, 23880), (3980, 20256), (4220, 19104), (4776, 16880), (5064, 15920), (5970, 13504), (6330, 12736), (6368, 12660), (6752, 11940), (7960, 10128), (8440, 9552)]