310811280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 1067431680

約数和(自身を除く): 756620400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 97, 104, 120, 130, 156, 158, 169, 194, 195, 208, 237, 240, 260, 291, 312, 316, 338, 388, 390, 395, 474, 485, 507, 520, 582, 624, 632, 676, 776, 780, 790, 845, 948, 970, 1014, 1027, 1040, 1164, 1185, 1261, 1264, 1352, 1455, 1552, 1560, 1580, 1690, 1896, 1940, 2028, 2054, 2328, 2370, 2522, 2535, 2704, 2910, 3081, 3120, 3160, 3380, 3783, 3792, 3880, 4056, 4108, 4656, 4740, 5044, 5070, 5135, 5820, 6162, 6305, 6320, 6760, 7566, 7663, 7760, 8112, 8216, 9480, 10088, 10140, 10270, 11640, 12324, 12610, 13351, 13520, 15132, 15326, 15405, 16393, 16432, 18915, 18960, 20176, 20280, 20540, 22989, 23280, 24648, 25220, 26702, 30264, 30652, 30810, 32786, 37830, 38315, 40053, 40560, 41080, 45978, 49179, 49296, 50440, 53404, 60528, 61304, 61620, 65572, 66755, 75660, 76630, 80106, 81965, 82160, 91956, 98358, 99619, 100880, 106808, 114945, 122608, 123240, 131144, 133510, 151320, 153260, 160212, 163930, 183912, 196716, 199238, 200265, 213616, 229890, 245895, 246480, 262288, 267020, 298857, 302640, 306520, 320424, 327860, 367824, 393432, 398476, 400530, 459780, 491790, 498095, 534040, 597714, 613040, 640848, 655720, 786864, 796952, 801060, 919560, 983580, 996190, 1068080, 1195428, 1295047, 1311440, 1494285, 1593904, 1602120, 1839120, 1967160, 1992380, 2390856, 2590094, 2988570, 3204240, 3885141, 3934320, 3984760, 4781712, 5180188, 5977140, 6475235, 7770282, 7969520, 10360376, 11954280, 12950470, 15540564, 19425705, 20720752, 23908560, 25900940, 31081128, 38851410, 51801880, 62162256, 77702820, 103603760, 155405640, 310811280]

約数ペア:

[(1, 310811280), (2, 155405640), (3, 103603760), (4, 77702820), (5, 62162256), (6, 51801880), (8, 38851410), (10, 31081128), (12, 25900940), (13, 23908560), (15, 20720752), (16, 19425705), (20, 15540564), (24, 12950470), (26, 11954280), (30, 10360376), (39, 7969520), (40, 7770282), (48, 6475235), (52, 5977140), (60, 5180188), (65, 4781712), (78, 3984760), (79, 3934320), (80, 3885141), (97, 3204240), (104, 2988570), (120, 2590094), (130, 2390856), (156, 1992380), (158, 1967160), (169, 1839120), (194, 1602120), (195, 1593904), (208, 1494285), (237, 1311440), (240, 1295047), (260, 1195428), (291, 1068080), (312, 996190), (316, 983580), (338, 919560), (388, 801060), (390, 796952), (395, 786864), (474, 655720), (485, 640848), (507, 613040), (520, 597714), (582, 534040), (624, 498095), (632, 491790), (676, 459780), (776, 400530), (780, 398476), (790, 393432), (845, 367824), (948, 327860), (970, 320424), (1014, 306520), (1027, 302640), (1040, 298857), (1164, 267020), (1185, 262288), (1261, 246480), (1264, 245895), (1352, 229890), (1455, 213616), (1552, 200265), (1560, 199238), (1580, 196716), (1690, 183912), (1896, 163930), (1940, 160212), (2028, 153260), (2054, 151320), (2328, 133510), (2370, 131144), (2522, 123240), (2535, 122608), (2704, 114945), (2910, 106808), (3081, 100880), (3120, 99619), (3160, 98358), (3380, 91956), (3783, 82160), (3792, 81965), (3880, 80106), (4056, 76630), (4108, 75660), (4656, 66755), (4740, 65572), (5044, 61620), (5070, 61304), (5135, 60528), (5820, 53404), (6162, 50440), (6305, 49296), (6320, 49179), (6760, 45978), (7566, 41080), (7663, 40560), (7760, 40053), (8112, 38315), (8216, 37830), (9480, 32786), (10088, 30810), (10140, 30652), (10270, 30264), (11640, 26702), (12324, 25220), (12610, 24648), (13351, 23280), (13520, 22989), (15132, 20540), (15326, 20280), (15405, 20176), (16393, 18960), (16432, 18915)]