331666560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:907

約数の個数: 192

約数和(自身を含む): 1162848960

約数和(自身を除く): 831182400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 128, 142, 144, 160, 180, 192, 213, 240, 284, 288, 320, 355, 360, 384, 426, 480, 568, 576, 639, 640, 710, 720, 811, 852, 960, 1065, 1136, 1152, 1278, 1420, 1440, 1622, 1704, 1920, 2130, 2272, 2433, 2556, 2840, 2880, 3195, 3244, 3408, 4055, 4260, 4544, 4866, 5112, 5680, 5760, 6390, 6488, 6816, 7299, 8110, 8520, 9088, 9732, 10224, 11360, 12165, 12780, 12976, 13632, 14598, 16220, 17040, 19464, 20448, 22720, 24330, 25560, 25952, 27264, 29196, 32440, 34080, 36495, 38928, 40896, 45440, 48660, 51120, 51904, 57581, 58392, 64880, 68160, 72990, 77856, 81792, 97320, 102240, 103808, 115162, 116784, 129760, 136320, 145980, 155712, 172743, 194640, 204480, 230324, 233568, 259520, 287905, 291960, 311424, 345486, 389280, 408960, 460648, 467136, 518229, 519040, 575810, 583920, 690972, 778560, 863715, 921296, 934272, 1036458, 1151620, 1167840, 1381944, 1557120, 1727430, 1842592, 2072916, 2303240, 2335680, 2591145, 2763888, 3454860, 3685184, 4145832, 4606480, 4671360, 5182290, 5527776, 6909720, 7370368, 8291664, 9212960, 10364580, 11055552, 13819440, 16583328, 18425920, 20729160, 22111104, 27638880, 33166656, 36851840, 41458320, 55277760, 66333312, 82916640, 110555520, 165833280, 331666560]

約数ペア:

[(1, 331666560), (2, 165833280), (3, 110555520), (4, 82916640), (5, 66333312), (6, 55277760), (8, 41458320), (9, 36851840), (10, 33166656), (12, 27638880), (15, 22111104), (16, 20729160), (18, 18425920), (20, 16583328), (24, 13819440), (30, 11055552), (32, 10364580), (36, 9212960), (40, 8291664), (45, 7370368), (48, 6909720), (60, 5527776), (64, 5182290), (71, 4671360), (72, 4606480), (80, 4145832), (90, 3685184), (96, 3454860), (120, 2763888), (128, 2591145), (142, 2335680), (144, 2303240), (160, 2072916), (180, 1842592), (192, 1727430), (213, 1557120), (240, 1381944), (284, 1167840), (288, 1151620), (320, 1036458), (355, 934272), (360, 921296), (384, 863715), (426, 778560), (480, 690972), (568, 583920), (576, 575810), (639, 519040), (640, 518229), (710, 467136), (720, 460648), (811, 408960), (852, 389280), (960, 345486), (1065, 311424), (1136, 291960), (1152, 287905), (1278, 259520), (1420, 233568), (1440, 230324), (1622, 204480), (1704, 194640), (1920, 172743), (2130, 155712), (2272, 145980), (2433, 136320), (2556, 129760), (2840, 116784), (2880, 115162), (3195, 103808), (3244, 102240), (3408, 97320), (4055, 81792), (4260, 77856), (4544, 72990), (4866, 68160), (5112, 64880), (5680, 58392), (5760, 57581), (6390, 51904), (6488, 51120), (6816, 48660), (7299, 45440), (8110, 40896), (8520, 38928), (9088, 36495), (9732, 34080), (10224, 32440), (11360, 29196), (12165, 27264), (12780, 25952), (12976, 25560), (13632, 24330), (14598, 22720), (16220, 20448), (17040, 19464)]