245689920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{1741}}^1$

素因数の和:1778

約数の個数: 252

約数和(自身を含む): 983606364

約数和(自身を除く): 737916444

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1741, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3482, 3528, 3920, 4032, 4410, 4704, 5040, 5223, 5880, 6720, 6964, 7056, 7840, 8705, 8820, 9408, 10080, 10446, 11760, 12187, 13928, 14112, 15669, 15680, 17410, 17640, 20160, 20892, 23520, 24374, 26115, 27856, 28224, 31338, 34820, 35280, 36561, 41784, 47040, 48748, 52230, 55712, 60935, 62676, 69640, 70560, 73122, 78345, 83568, 85309, 97496, 104460, 109683, 111424, 121870, 125352, 139280, 141120, 146244, 156690, 167136, 170618, 182805, 194992, 208920, 219366, 243740, 250704, 255927, 278560, 292488, 313380, 334272, 341236, 365610, 389984, 417840, 426545, 438732, 487480, 501408, 511854, 548415, 557120, 584976, 626760, 682472, 731220, 767781, 779968, 835680, 853090, 877464, 974960, 1002816, 1023708, 1096830, 1169952, 1253520, 1279635, 1364944, 1462440, 1535562, 1671360, 1706180, 1754928, 1949920, 2047416, 2193660, 2339904, 2507040, 2559270, 2729888, 2924880, 3071124, 3412360, 3509856, 3838905, 3899840, 4094832, 4387320, 5014080, 5118540, 5459776, 5849760, 6142248, 6824720, 7019712, 7677810, 8189664, 8774640, 10237080, 11699520, 12284496, 13649440, 15355620, 16379328, 17549280, 20474160, 24568992, 27298880, 30711240, 35098560, 40948320, 49137984, 61422480, 81896640, 122844960, 245689920]

約数ペア:

[(1, 245689920), (2, 122844960), (3, 81896640), (4, 61422480), (5, 49137984), (6, 40948320), (7, 35098560), (8, 30711240), (9, 27298880), (10, 24568992), (12, 20474160), (14, 17549280), (15, 16379328), (16, 15355620), (18, 13649440), (20, 12284496), (21, 11699520), (24, 10237080), (28, 8774640), (30, 8189664), (32, 7677810), (35, 7019712), (36, 6824720), (40, 6142248), (42, 5849760), (45, 5459776), (48, 5118540), (49, 5014080), (56, 4387320), (60, 4094832), (63, 3899840), (64, 3838905), (70, 3509856), (72, 3412360), (80, 3071124), (84, 2924880), (90, 2729888), (96, 2559270), (98, 2507040), (105, 2339904), (112, 2193660), (120, 2047416), (126, 1949920), (140, 1754928), (144, 1706180), (147, 1671360), (160, 1535562), (168, 1462440), (180, 1364944), (192, 1279635), (196, 1253520), (210, 1169952), (224, 1096830), (240, 1023708), (245, 1002816), (252, 974960), (280, 877464), (288, 853090), (294, 835680), (315, 779968), (320, 767781), (336, 731220), (360, 682472), (392, 626760), (420, 584976), (441, 557120), (448, 548415), (480, 511854), (490, 501408), (504, 487480), (560, 438732), (576, 426545), (588, 417840), (630, 389984), (672, 365610), (720, 341236), (735, 334272), (784, 313380), (840, 292488), (882, 278560), (960, 255927), (980, 250704), (1008, 243740), (1120, 219366), (1176, 208920), (1260, 194992), (1344, 182805), (1440, 170618), (1470, 167136), (1568, 156690), (1680, 146244), (1741, 141120), (1764, 139280), (1960, 125352), (2016, 121870), (2205, 111424), (2240, 109683), (2352, 104460), (2520, 97496), (2880, 85309), (2940, 83568), (3136, 78345), (3360, 73122), (3482, 70560), (3528, 69640), (3920, 62676), (4032, 60935), (4410, 55712), (4704, 52230), (5040, 48748), (5223, 47040), (5880, 41784), (6720, 36561), (6964, 35280), (7056, 34820), (7840, 31338), (8705, 28224), (8820, 27856), (9408, 26115), (10080, 24374), (10446, 23520), (11760, 20892), (12187, 20160), (13928, 17640), (14112, 17410), (15669, 15680)]