131218080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{797}}^1$

素因数の和:836

約数の個数: 192

約数和(自身を含む): 482630400

約数和(自身を除く): 351412320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 797, 840, 980, 1029, 1120, 1176, 1372, 1470, 1568, 1594, 1680, 1715, 1960, 2058, 2352, 2391, 2744, 2940, 3188, 3360, 3430, 3920, 3985, 4116, 4704, 4782, 5145, 5488, 5579, 5880, 6376, 6860, 7840, 7970, 8232, 9564, 10290, 10976, 11158, 11760, 11955, 12752, 13720, 15940, 16464, 16737, 19128, 20580, 22316, 23520, 23910, 25504, 27440, 27895, 31880, 32928, 33474, 38256, 39053, 41160, 44632, 47820, 54880, 55790, 63760, 66948, 76512, 78106, 82320, 83685, 89264, 95640, 111580, 117159, 127520, 133896, 156212, 164640, 167370, 178528, 191280, 195265, 223160, 234318, 267792, 273371, 312424, 334740, 382560, 390530, 446320, 468636, 535584, 546742, 585795, 624848, 669480, 781060, 820113, 892640, 937272, 1093484, 1171590, 1249696, 1338960, 1366855, 1562120, 1640226, 1874544, 2186968, 2343180, 2677920, 2733710, 3124240, 3280452, 3749088, 4100565, 4373936, 4686360, 5467420, 6248480, 6560904, 8201130, 8747872, 9372720, 10934840, 13121808, 16402260, 18745440, 21869680, 26243616, 32804520, 43739360, 65609040, 131218080]

約数ペア:

[(1, 131218080), (2, 65609040), (3, 43739360), (4, 32804520), (5, 26243616), (6, 21869680), (7, 18745440), (8, 16402260), (10, 13121808), (12, 10934840), (14, 9372720), (15, 8747872), (16, 8201130), (20, 6560904), (21, 6248480), (24, 5467420), (28, 4686360), (30, 4373936), (32, 4100565), (35, 3749088), (40, 3280452), (42, 3124240), (48, 2733710), (49, 2677920), (56, 2343180), (60, 2186968), (70, 1874544), (80, 1640226), (84, 1562120), (96, 1366855), (98, 1338960), (105, 1249696), (112, 1171590), (120, 1093484), (140, 937272), (147, 892640), (160, 820113), (168, 781060), (196, 669480), (210, 624848), (224, 585795), (240, 546742), (245, 535584), (280, 468636), (294, 446320), (336, 390530), (343, 382560), (392, 334740), (420, 312424), (480, 273371), (490, 267792), (560, 234318), (588, 223160), (672, 195265), (686, 191280), (735, 178528), (784, 167370), (797, 164640), (840, 156212), (980, 133896), (1029, 127520), (1120, 117159), (1176, 111580), (1372, 95640), (1470, 89264), (1568, 83685), (1594, 82320), (1680, 78106), (1715, 76512), (1960, 66948), (2058, 63760), (2352, 55790), (2391, 54880), (2744, 47820), (2940, 44632), (3188, 41160), (3360, 39053), (3430, 38256), (3920, 33474), (3985, 32928), (4116, 31880), (4704, 27895), (4782, 27440), (5145, 25504), (5488, 23910), (5579, 23520), (5880, 22316), (6376, 20580), (6860, 19128), (7840, 16737), (7970, 16464), (8232, 15940), (9564, 13720), (10290, 12752), (10976, 11955), (11158, 11760)]