18707012280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{205391}}^1$

素因数の和:205442

約数の個数: 192

約数和(自身を含む): 69208888320

約数和(自身を除く): 50501876040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 55, 60, 66, 69, 72, 88, 90, 92, 99, 110, 115, 120, 132, 138, 165, 180, 184, 198, 207, 220, 230, 253, 264, 276, 330, 345, 360, 396, 414, 440, 460, 495, 506, 552, 660, 690, 759, 792, 828, 920, 990, 1012, 1035, 1265, 1320, 1380, 1518, 1656, 1980, 2024, 2070, 2277, 2530, 2760, 3036, 3795, 3960, 4140, 4554, 5060, 6072, 7590, 8280, 9108, 10120, 11385, 15180, 18216, 22770, 30360, 45540, 91080, 205391, 410782, 616173, 821564, 1026955, 1232346, 1643128, 1848519, 2053910, 2259301, 2464692, 3080865, 3697038, 4107820, 4518602, 4723993, 4929384, 6161730, 6777903, 7394076, 8215640, 9037204, 9242595, 9447986, 11296505, 12323460, 13555806, 14171979, 14788152, 18074408, 18485190, 18895972, 20333709, 22593010, 23619965, 24646920, 27111612, 28343958, 33889515, 36970380, 37791944, 40667418, 42515937, 45186020, 47239930, 51963923, 54223224, 56687916, 67779030, 70859895, 73940760, 81334836, 85031874, 90372040, 94479860, 101668545, 103927846, 113375832, 135558060, 141719790, 155891769, 162669672, 170063748, 188959720, 203337090, 207855692, 212579685, 259819615, 271116120, 283439580, 311783538, 340127496, 406674180, 415711384, 425159370, 467675307, 519639230, 566879160, 623567076, 779458845, 813348360, 850318740, 935350614, 1039278460, 1247134152, 1558917690, 1700637480, 1870701228, 2078556920, 2338376535, 3117835380, 3741402456, 4676753070, 6235670760, 9353506140, 18707012280]

約数ペア:

[(1, 18707012280), (2, 9353506140), (3, 6235670760), (4, 4676753070), (5, 3741402456), (6, 3117835380), (8, 2338376535), (9, 2078556920), (10, 1870701228), (11, 1700637480), (12, 1558917690), (15, 1247134152), (18, 1039278460), (20, 935350614), (22, 850318740), (23, 813348360), (24, 779458845), (30, 623567076), (33, 566879160), (36, 519639230), (40, 467675307), (44, 425159370), (45, 415711384), (46, 406674180), (55, 340127496), (60, 311783538), (66, 283439580), (69, 271116120), (72, 259819615), (88, 212579685), (90, 207855692), (92, 203337090), (99, 188959720), (110, 170063748), (115, 162669672), (120, 155891769), (132, 141719790), (138, 135558060), (165, 113375832), (180, 103927846), (184, 101668545), (198, 94479860), (207, 90372040), (220, 85031874), (230, 81334836), (253, 73940760), (264, 70859895), (276, 67779030), (330, 56687916), (345, 54223224), (360, 51963923), (396, 47239930), (414, 45186020), (440, 42515937), (460, 40667418), (495, 37791944), (506, 36970380), (552, 33889515), (660, 28343958), (690, 27111612), (759, 24646920), (792, 23619965), (828, 22593010), (920, 20333709), (990, 18895972), (1012, 18485190), (1035, 18074408), (1265, 14788152), (1320, 14171979), (1380, 13555806), (1518, 12323460), (1656, 11296505), (1980, 9447986), (2024, 9242595), (2070, 9037204), (2277, 8215640), (2530, 7394076), (2760, 6777903), (3036, 6161730), (3795, 4929384), (3960, 4723993), (4140, 4518602), (4554, 4107820), (5060, 3697038), (6072, 3080865), (7590, 2464692), (8280, 2259301), (9108, 2053910), (10120, 1848519), (11385, 1643128), (15180, 1232346), (18216, 1026955), (22770, 821564), (30360, 616173), (45540, 410782), (91080, 205391)]