157678080

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{419}}^1$

素因数の和:459

約数の個数: 240

約数和(自身を含む): 587774880

約数和(自身を除く): 430096800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 419, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 838, 840, 896, 960, 980, 1120, 1176, 1257, 1280, 1344, 1470, 1536, 1568, 1676, 1680, 1792, 1920, 1960, 2095, 2240, 2352, 2514, 2560, 2688, 2933, 2940, 3136, 3352, 3360, 3584, 3840, 3920, 4190, 4480, 4704, 5028, 5376, 5866, 5880, 6272, 6285, 6704, 6720, 7680, 7840, 8380, 8799, 8960, 9408, 10056, 10752, 11732, 11760, 12544, 12570, 13408, 13440, 14665, 15680, 16760, 17598, 17920, 18816, 20112, 20531, 23464, 23520, 25088, 25140, 26816, 26880, 29330, 31360, 33520, 35196, 37632, 40224, 41062, 43995, 46928, 47040, 50280, 53632, 53760, 58660, 61593, 62720, 67040, 70392, 75264, 80448, 82124, 87990, 93856, 94080, 100560, 102655, 107264, 117320, 123186, 125440, 134080, 140784, 160896, 164248, 175980, 187712, 188160, 201120, 205310, 214528, 234640, 246372, 268160, 281568, 307965, 321792, 328496, 351960, 375424, 376320, 402240, 410620, 469280, 492744, 536320, 563136, 615930, 643584, 656992, 703920, 750848, 804480, 821240, 938560, 985488, 1072640, 1126272, 1231860, 1313984, 1407840, 1501696, 1608960, 1642480, 1877120, 1970976, 2252544, 2463720, 2627968, 2815680, 3217920, 3284960, 3754240, 3941952, 4505088, 4927440, 5255936, 5631360, 6569920, 7508480, 7883904, 9854880, 10511872, 11262720, 13139840, 15767808, 19709760, 22525440, 26279680, 31535616, 39419520, 52559360, 78839040, 157678080]

約数ペア:

[(1, 157678080), (2, 78839040), (3, 52559360), (4, 39419520), (5, 31535616), (6, 26279680), (7, 22525440), (8, 19709760), (10, 15767808), (12, 13139840), (14, 11262720), (15, 10511872), (16, 9854880), (20, 7883904), (21, 7508480), (24, 6569920), (28, 5631360), (30, 5255936), (32, 4927440), (35, 4505088), (40, 3941952), (42, 3754240), (48, 3284960), (49, 3217920), (56, 2815680), (60, 2627968), (64, 2463720), (70, 2252544), (80, 1970976), (84, 1877120), (96, 1642480), (98, 1608960), (105, 1501696), (112, 1407840), (120, 1313984), (128, 1231860), (140, 1126272), (147, 1072640), (160, 985488), (168, 938560), (192, 821240), (196, 804480), (210, 750848), (224, 703920), (240, 656992), (245, 643584), (256, 615930), (280, 563136), (294, 536320), (320, 492744), (336, 469280), (384, 410620), (392, 402240), (419, 376320), (420, 375424), (448, 351960), (480, 328496), (490, 321792), (512, 307965), (560, 281568), (588, 268160), (640, 246372), (672, 234640), (735, 214528), (768, 205310), (784, 201120), (838, 188160), (840, 187712), (896, 175980), (960, 164248), (980, 160896), (1120, 140784), (1176, 134080), (1257, 125440), (1280, 123186), (1344, 117320), (1470, 107264), (1536, 102655), (1568, 100560), (1676, 94080), (1680, 93856), (1792, 87990), (1920, 82124), (1960, 80448), (2095, 75264), (2240, 70392), (2352, 67040), (2514, 62720), (2560, 61593), (2688, 58660), (2933, 53760), (2940, 53632), (3136, 50280), (3352, 47040), (3360, 46928), (3584, 43995), (3840, 41062), (3920, 40224), (4190, 37632), (4480, 35196), (4704, 33520), (5028, 31360), (5376, 29330), (5866, 26880), (5880, 26816), (6272, 25140), (6285, 25088), (6704, 23520), (6720, 23464), (7680, 20531), (7840, 20112), (8380, 18816), (8799, 17920), (8960, 17598), (9408, 16760), (10056, 15680), (10752, 14665), (11732, 13440), (11760, 13408), (12544, 12570)]