305637120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:687

約数の個数: 216

約数和(自身を含む): 1083818736

約数和(自身を除く): 778181616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 215, 240, 256, 258, 288, 320, 344, 360, 384, 387, 430, 480, 516, 576, 617, 640, 645, 688, 720, 768, 774, 860, 960, 1032, 1152, 1234, 1280, 1290, 1376, 1440, 1548, 1720, 1851, 1920, 1935, 2064, 2304, 2468, 2580, 2752, 2880, 3085, 3096, 3440, 3702, 3840, 3870, 4128, 4936, 5160, 5504, 5553, 5760, 6170, 6192, 6880, 7404, 7740, 8256, 9255, 9872, 10320, 11008, 11106, 11520, 12340, 12384, 13760, 14808, 15480, 16512, 18510, 19744, 20640, 22212, 24680, 24768, 26531, 27520, 27765, 29616, 30960, 33024, 37020, 39488, 41280, 44424, 49360, 49536, 53062, 55040, 55530, 59232, 61920, 74040, 78976, 79593, 82560, 88848, 98720, 99072, 106124, 111060, 118464, 123840, 132655, 148080, 157952, 159186, 165120, 177696, 197440, 212248, 222120, 236928, 238779, 247680, 265310, 296160, 318372, 355392, 394880, 397965, 424496, 444240, 473856, 477558, 495360, 530620, 592320, 636744, 710784, 789760, 795930, 848992, 888480, 955116, 1061240, 1184640, 1193895, 1273488, 1421568, 1591860, 1697984, 1776960, 1910232, 2122480, 2369280, 2387790, 2546976, 3183720, 3395968, 3553920, 3820464, 4244960, 4775580, 5093952, 6367440, 6791936, 7107840, 7640928, 8489920, 9551160, 10187904, 12734880, 15281856, 16979840, 19102320, 20375808, 25469760, 30563712, 33959680, 38204640, 50939520, 61127424, 76409280, 101879040, 152818560, 305637120]

約数ペア:

[(1, 305637120), (2, 152818560), (3, 101879040), (4, 76409280), (5, 61127424), (6, 50939520), (8, 38204640), (9, 33959680), (10, 30563712), (12, 25469760), (15, 20375808), (16, 19102320), (18, 16979840), (20, 15281856), (24, 12734880), (30, 10187904), (32, 9551160), (36, 8489920), (40, 7640928), (43, 7107840), (45, 6791936), (48, 6367440), (60, 5093952), (64, 4775580), (72, 4244960), (80, 3820464), (86, 3553920), (90, 3395968), (96, 3183720), (120, 2546976), (128, 2387790), (129, 2369280), (144, 2122480), (160, 1910232), (172, 1776960), (180, 1697984), (192, 1591860), (215, 1421568), (240, 1273488), (256, 1193895), (258, 1184640), (288, 1061240), (320, 955116), (344, 888480), (360, 848992), (384, 795930), (387, 789760), (430, 710784), (480, 636744), (516, 592320), (576, 530620), (617, 495360), (640, 477558), (645, 473856), (688, 444240), (720, 424496), (768, 397965), (774, 394880), (860, 355392), (960, 318372), (1032, 296160), (1152, 265310), (1234, 247680), (1280, 238779), (1290, 236928), (1376, 222120), (1440, 212248), (1548, 197440), (1720, 177696), (1851, 165120), (1920, 159186), (1935, 157952), (2064, 148080), (2304, 132655), (2468, 123840), (2580, 118464), (2752, 111060), (2880, 106124), (3085, 99072), (3096, 98720), (3440, 88848), (3702, 82560), (3840, 79593), (3870, 78976), (4128, 74040), (4936, 61920), (5160, 59232), (5504, 55530), (5553, 55040), (5760, 53062), (6170, 49536), (6192, 49360), (6880, 44424), (7404, 41280), (7740, 39488), (8256, 37020), (9255, 33024), (9872, 30960), (10320, 29616), (11008, 27765), (11106, 27520), (11520, 26531), (12340, 24768), (12384, 24680), (13760, 22212), (14808, 20640), (15480, 19744), (16512, 18510)]