61078920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 228096000

約数和(自身を除く): 167017080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 43, 56, 57, 60, 70, 76, 84, 86, 89, 95, 105, 114, 120, 129, 133, 140, 152, 168, 172, 178, 190, 210, 215, 228, 258, 266, 267, 280, 285, 301, 344, 356, 380, 399, 420, 430, 445, 456, 516, 532, 534, 570, 602, 623, 645, 665, 712, 760, 798, 817, 840, 860, 890, 903, 1032, 1064, 1068, 1140, 1204, 1246, 1290, 1330, 1335, 1505, 1596, 1634, 1691, 1720, 1780, 1806, 1869, 1995, 2136, 2280, 2408, 2451, 2492, 2580, 2660, 2670, 3010, 3115, 3192, 3268, 3382, 3560, 3612, 3738, 3827, 3990, 4085, 4515, 4902, 4984, 5073, 5160, 5320, 5340, 5719, 6020, 6230, 6536, 6764, 7224, 7476, 7654, 7980, 8170, 8455, 9030, 9345, 9804, 10146, 10680, 11438, 11481, 11837, 12040, 12255, 12460, 13528, 14952, 15308, 15960, 16340, 16910, 17157, 18060, 18690, 19135, 19608, 20292, 22876, 22962, 23674, 24510, 24920, 25365, 26789, 28595, 30616, 32680, 33820, 34314, 35511, 36120, 37380, 38270, 40584, 45752, 45924, 47348, 49020, 50730, 53578, 57190, 57405, 59185, 67640, 68628, 71022, 72713, 74760, 76540, 80367, 85785, 91848, 94696, 98040, 101460, 107156, 114380, 114810, 118370, 133945, 137256, 142044, 145426, 153080, 160734, 171570, 177555, 202920, 214312, 218139, 228760, 229620, 236740, 267890, 284088, 290852, 321468, 343140, 355110, 363565, 401835, 436278, 459240, 473480, 508991, 535780, 581704, 642936, 686280, 710220, 727130, 803670, 872556, 1017982, 1071560, 1090695, 1420440, 1454260, 1526973, 1607340, 1745112, 2035964, 2181390, 2544955, 2908520, 3053946, 3214680, 4071928, 4362780, 5089910, 6107892, 7634865, 8725560, 10179820, 12215784, 15269730, 20359640, 30539460, 61078920]

約数ペア:

[(1, 61078920), (2, 30539460), (3, 20359640), (4, 15269730), (5, 12215784), (6, 10179820), (7, 8725560), (8, 7634865), (10, 6107892), (12, 5089910), (14, 4362780), (15, 4071928), (19, 3214680), (20, 3053946), (21, 2908520), (24, 2544955), (28, 2181390), (30, 2035964), (35, 1745112), (38, 1607340), (40, 1526973), (42, 1454260), (43, 1420440), (56, 1090695), (57, 1071560), (60, 1017982), (70, 872556), (76, 803670), (84, 727130), (86, 710220), (89, 686280), (95, 642936), (105, 581704), (114, 535780), (120, 508991), (129, 473480), (133, 459240), (140, 436278), (152, 401835), (168, 363565), (172, 355110), (178, 343140), (190, 321468), (210, 290852), (215, 284088), (228, 267890), (258, 236740), (266, 229620), (267, 228760), (280, 218139), (285, 214312), (301, 202920), (344, 177555), (356, 171570), (380, 160734), (399, 153080), (420, 145426), (430, 142044), (445, 137256), (456, 133945), (516, 118370), (532, 114810), (534, 114380), (570, 107156), (602, 101460), (623, 98040), (645, 94696), (665, 91848), (712, 85785), (760, 80367), (798, 76540), (817, 74760), (840, 72713), (860, 71022), (890, 68628), (903, 67640), (1032, 59185), (1064, 57405), (1068, 57190), (1140, 53578), (1204, 50730), (1246, 49020), (1290, 47348), (1330, 45924), (1335, 45752), (1505, 40584), (1596, 38270), (1634, 37380), (1691, 36120), (1720, 35511), (1780, 34314), (1806, 33820), (1869, 32680), (1995, 30616), (2136, 28595), (2280, 26789), (2408, 25365), (2451, 24920), (2492, 24510), (2580, 23674), (2660, 22962), (2670, 22876), (3010, 20292), (3115, 19608), (3192, 19135), (3268, 18690), (3382, 18060), (3560, 17157), (3612, 16910), (3738, 16340), (3827, 15960), (3990, 15308), (4085, 14952), (4515, 13528), (4902, 12460), (4984, 12255), (5073, 12040), (5160, 11837), (5320, 11481), (5340, 11438), (5719, 10680), (6020, 10146), (6230, 9804), (6536, 9345), (6764, 9030), (7224, 8455), (7476, 8170), (7654, 7980)]