1242558720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8297}}^1$

素因数の和:8337

約数の個数: 216

約数和(自身を含む): 4630383576

約数和(自身を除く): 3387824856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3744, 3840, 4160, 4680, 4992, 5760, 6240, 7488, 8297, 8320, 9360, 9984, 11520, 12480, 14976, 16594, 16640, 18720, 24891, 24960, 29952, 33188, 37440, 41485, 49782, 49920, 66376, 74673, 74880, 82970, 99564, 107861, 124455, 132752, 149346, 149760, 165940, 199128, 215722, 248910, 265504, 298692, 323583, 331880, 373365, 398256, 431444, 497820, 531008, 539305, 597384, 647166, 663760, 746730, 796512, 862888, 970749, 995640, 1062016, 1078610, 1194768, 1294332, 1327520, 1493460, 1593024, 1617915, 1725776, 1941498, 1991280, 2124032, 2157220, 2389536, 2588664, 2655040, 2986920, 3186048, 3235830, 3451552, 3882996, 3982560, 4314440, 4779072, 4853745, 5177328, 5310080, 5973840, 6372096, 6471660, 6903104, 7765992, 7965120, 8628880, 9558144, 9707490, 10354656, 10620160, 11947680, 12943320, 13806208, 15531984, 15930240, 17257760, 19116288, 19414980, 20709312, 23895360, 25886640, 27612416, 31063968, 31860480, 34515520, 38829960, 41418624, 47790720, 51773280, 62127936, 69031040, 77659920, 82837248, 95581440, 103546560, 124255872, 138062080, 155319840, 207093120, 248511744, 310639680, 414186240, 621279360, 1242558720]

約数ペア:

[(1, 1242558720), (2, 621279360), (3, 414186240), (4, 310639680), (5, 248511744), (6, 207093120), (8, 155319840), (9, 138062080), (10, 124255872), (12, 103546560), (13, 95581440), (15, 82837248), (16, 77659920), (18, 69031040), (20, 62127936), (24, 51773280), (26, 47790720), (30, 41418624), (32, 38829960), (36, 34515520), (39, 31860480), (40, 31063968), (45, 27612416), (48, 25886640), (52, 23895360), (60, 20709312), (64, 19414980), (65, 19116288), (72, 17257760), (78, 15930240), (80, 15531984), (90, 13806208), (96, 12943320), (104, 11947680), (117, 10620160), (120, 10354656), (128, 9707490), (130, 9558144), (144, 8628880), (156, 7965120), (160, 7765992), (180, 6903104), (192, 6471660), (195, 6372096), (208, 5973840), (234, 5310080), (240, 5177328), (256, 4853745), (260, 4779072), (288, 4314440), (312, 3982560), (320, 3882996), (360, 3451552), (384, 3235830), (390, 3186048), (416, 2986920), (468, 2655040), (480, 2588664), (520, 2389536), (576, 2157220), (585, 2124032), (624, 1991280), (640, 1941498), (720, 1725776), (768, 1617915), (780, 1593024), (832, 1493460), (936, 1327520), (960, 1294332), (1040, 1194768), (1152, 1078610), (1170, 1062016), (1248, 995640), (1280, 970749), (1440, 862888), (1560, 796512), (1664, 746730), (1872, 663760), (1920, 647166), (2080, 597384), (2304, 539305), (2340, 531008), (2496, 497820), (2880, 431444), (3120, 398256), (3328, 373365), (3744, 331880), (3840, 323583), (4160, 298692), (4680, 265504), (4992, 248910), (5760, 215722), (6240, 199128), (7488, 165940), (8297, 149760), (8320, 149346), (9360, 132752), (9984, 124455), (11520, 107861), (12480, 99564), (14976, 82970), (16594, 74880), (16640, 74673), (18720, 66376), (24891, 49920), (24960, 49782), (29952, 41485), (33188, 37440)]