81032640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 224

約数和(自身を含む): 285390336

約数和(自身を除く): 204357696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 78, 80, 86, 96, 104, 120, 129, 130, 151, 156, 160, 172, 192, 195, 208, 215, 240, 258, 260, 302, 312, 320, 344, 390, 416, 430, 453, 480, 516, 520, 559, 604, 624, 645, 688, 755, 780, 832, 860, 906, 960, 1032, 1040, 1118, 1208, 1248, 1290, 1376, 1510, 1560, 1677, 1720, 1812, 1963, 2064, 2080, 2236, 2265, 2416, 2496, 2580, 2752, 2795, 3020, 3120, 3354, 3440, 3624, 3926, 4128, 4160, 4472, 4530, 4832, 5160, 5590, 5889, 6040, 6240, 6493, 6708, 6880, 7248, 7852, 8256, 8385, 8944, 9060, 9664, 9815, 10320, 11180, 11778, 12080, 12480, 12986, 13416, 13760, 14496, 15704, 16770, 17888, 18120, 19479, 19630, 20640, 22360, 23556, 24160, 25972, 26832, 28992, 29445, 31408, 32465, 33540, 35776, 36240, 38958, 39260, 41280, 44720, 47112, 48320, 51944, 53664, 58890, 62816, 64930, 67080, 72480, 77916, 78520, 84409, 89440, 94224, 97395, 103888, 107328, 117780, 125632, 129860, 134160, 144960, 155832, 157040, 168818, 178880, 188448, 194790, 207776, 235560, 253227, 259720, 268320, 311664, 314080, 337636, 376896, 389580, 415552, 422045, 471120, 506454, 519440, 536640, 623328, 628160, 675272, 779160, 844090, 942240, 1012908, 1038880, 1246656, 1266135, 1350544, 1558320, 1688180, 1884480, 2025816, 2077760, 2532270, 2701088, 3116640, 3376360, 4051632, 5064540, 5402176, 6233280, 6752720, 8103264, 10129080, 13505440, 16206528, 20258160, 27010880, 40516320, 81032640]

約数ペア:

[(1, 81032640), (2, 40516320), (3, 27010880), (4, 20258160), (5, 16206528), (6, 13505440), (8, 10129080), (10, 8103264), (12, 6752720), (13, 6233280), (15, 5402176), (16, 5064540), (20, 4051632), (24, 3376360), (26, 3116640), (30, 2701088), (32, 2532270), (39, 2077760), (40, 2025816), (43, 1884480), (48, 1688180), (52, 1558320), (60, 1350544), (64, 1266135), (65, 1246656), (78, 1038880), (80, 1012908), (86, 942240), (96, 844090), (104, 779160), (120, 675272), (129, 628160), (130, 623328), (151, 536640), (156, 519440), (160, 506454), (172, 471120), (192, 422045), (195, 415552), (208, 389580), (215, 376896), (240, 337636), (258, 314080), (260, 311664), (302, 268320), (312, 259720), (320, 253227), (344, 235560), (390, 207776), (416, 194790), (430, 188448), (453, 178880), (480, 168818), (516, 157040), (520, 155832), (559, 144960), (604, 134160), (624, 129860), (645, 125632), (688, 117780), (755, 107328), (780, 103888), (832, 97395), (860, 94224), (906, 89440), (960, 84409), (1032, 78520), (1040, 77916), (1118, 72480), (1208, 67080), (1248, 64930), (1290, 62816), (1376, 58890), (1510, 53664), (1560, 51944), (1677, 48320), (1720, 47112), (1812, 44720), (1963, 41280), (2064, 39260), (2080, 38958), (2236, 36240), (2265, 35776), (2416, 33540), (2496, 32465), (2580, 31408), (2752, 29445), (2795, 28992), (3020, 26832), (3120, 25972), (3354, 24160), (3440, 23556), (3624, 22360), (3926, 20640), (4128, 19630), (4160, 19479), (4472, 18120), (4530, 17888), (4832, 16770), (5160, 15704), (5590, 14496), (5889, 13760), (6040, 13416), (6240, 12986), (6493, 12480), (6708, 12080), (6880, 11778), (7248, 11180), (7852, 10320), (8256, 9815), (8385, 9664), (8944, 9060)]