189142720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2393}}^1$

素因数の和:2442

約数の個数: 112

約数和(自身を含む): 510783840

約数和(自身を除く): 321641120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1976, 2080, 2393, 2470, 3040, 3952, 4160, 4786, 4940, 6080, 7904, 9572, 9880, 11965, 15808, 19144, 19760, 23930, 31109, 38288, 39520, 45467, 47860, 62218, 76576, 79040, 90934, 95720, 124436, 153152, 155545, 181868, 191440, 227335, 248872, 311090, 363736, 382880, 454670, 497744, 591071, 622180, 727472, 765760, 909340, 995488, 1182142, 1244360, 1454944, 1818680, 1990976, 2364284, 2488720, 2909888, 2955355, 3637360, 4728568, 4977440, 5910710, 7274720, 9457136, 9954880, 11821420, 14549440, 18914272, 23642840, 37828544, 47285680, 94571360, 189142720]

約数ペア:

[(1, 189142720), (2, 94571360), (4, 47285680), (5, 37828544), (8, 23642840), (10, 18914272), (13, 14549440), (16, 11821420), (19, 9954880), (20, 9457136), (26, 7274720), (32, 5910710), (38, 4977440), (40, 4728568), (52, 3637360), (64, 2955355), (65, 2909888), (76, 2488720), (80, 2364284), (95, 1990976), (104, 1818680), (130, 1454944), (152, 1244360), (160, 1182142), (190, 995488), (208, 909340), (247, 765760), (260, 727472), (304, 622180), (320, 591071), (380, 497744), (416, 454670), (494, 382880), (520, 363736), (608, 311090), (760, 248872), (832, 227335), (988, 191440), (1040, 181868), (1216, 155545), (1235, 153152), (1520, 124436), (1976, 95720), (2080, 90934), (2393, 79040), (2470, 76576), (3040, 62218), (3952, 47860), (4160, 45467), (4786, 39520), (4940, 38288), (6080, 31109), (7904, 23930), (9572, 19760), (9880, 19144), (11965, 15808)]