81811580160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{21157}}^1$

素因数の和:21253

約数の個数: 288

約数和(自身を含む): 280240248960

約数和(自身を除く): 198428668800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 53, 57, 60, 64, 76, 80, 95, 96, 106, 114, 120, 128, 152, 159, 160, 190, 192, 212, 228, 240, 256, 265, 285, 304, 318, 320, 380, 384, 424, 456, 480, 530, 570, 608, 636, 640, 760, 768, 795, 848, 912, 960, 1007, 1060, 1140, 1216, 1272, 1280, 1520, 1590, 1696, 1824, 1920, 2014, 2120, 2280, 2432, 2544, 3021, 3040, 3180, 3392, 3648, 3840, 4028, 4240, 4560, 4864, 5035, 5088, 6042, 6080, 6360, 6784, 7296, 8056, 8480, 9120, 10070, 10176, 12084, 12160, 12720, 13568, 14592, 15105, 16112, 16960, 18240, 20140, 20352, 21157, 24168, 24320, 25440, 30210, 32224, 33920, 36480, 40280, 40704, 42314, 48336, 50880, 60420, 63471, 64448, 67840, 72960, 80560, 84628, 96672, 101760, 105785, 120840, 126942, 128896, 161120, 169256, 193344, 203520, 211570, 241680, 253884, 257792, 317355, 322240, 338512, 386688, 401983, 423140, 483360, 507768, 634710, 644480, 677024, 773376, 803966, 846280, 966720, 1015536, 1121321, 1205949, 1269420, 1288960, 1354048, 1607932, 1692560, 1933440, 2009915, 2031072, 2242642, 2411898, 2538840, 2708096, 3215864, 3363963, 3385120, 3866880, 4019830, 4062144, 4485284, 4823796, 5077680, 5416192, 5606605, 6029745, 6431728, 6727926, 6770240, 8039660, 8124288, 8970568, 9647592, 10155360, 11213210, 12059490, 12863456, 13455852, 13540480, 16079320, 16248576, 16819815, 17941136, 19295184, 20310720, 21305099, 22426420, 24118980, 25726912, 26911704, 27080960, 32158640, 33639630, 35882272, 38590368, 40621440, 42610198, 44852840, 48237960, 51453824, 53823408, 63915297, 64317280, 67279260, 71764544, 77180736, 81242880, 85220396, 89705680, 96475920, 102907648, 106525495, 107646816, 127830594, 128634560, 134558520, 143529088, 154361472, 170440792, 179411360, 192951840, 213050990, 215293632, 255661188, 257269120, 269117040, 287058176, 308722944, 319576485, 340881584, 358822720, 385903680, 426101980, 430587264, 511322376, 514538240, 538234080, 639152970, 681763168, 717645440, 771807360, 852203960, 861174528, 1022644752, 1076468160, 1278305940, 1363526336, 1435290880, 1543614720, 1704407920, 2045289504, 2152936320, 2556611880, 2727052672, 3408815840, 4090579008, 4305872640, 5113223760, 5454105344, 6817631680, 8181158016, 10226447520, 13635263360, 16362316032, 20452895040, 27270526720, 40905790080, 81811580160]

約数ペア:

[(1, 81811580160), (2, 40905790080), (3, 27270526720), (4, 20452895040), (5, 16362316032), (6, 13635263360), (8, 10226447520), (10, 8181158016), (12, 6817631680), (15, 5454105344), (16, 5113223760), (19, 4305872640), (20, 4090579008), (24, 3408815840), (30, 2727052672), (32, 2556611880), (38, 2152936320), (40, 2045289504), (48, 1704407920), (53, 1543614720), (57, 1435290880), (60, 1363526336), (64, 1278305940), (76, 1076468160), (80, 1022644752), (95, 861174528), (96, 852203960), (106, 771807360), (114, 717645440), (120, 681763168), (128, 639152970), (152, 538234080), (159, 514538240), (160, 511322376), (190, 430587264), (192, 426101980), (212, 385903680), (228, 358822720), (240, 340881584), (256, 319576485), (265, 308722944), (285, 287058176), (304, 269117040), (318, 257269120), (320, 255661188), (380, 215293632), (384, 213050990), (424, 192951840), (456, 179411360), (480, 170440792), (530, 154361472), (570, 143529088), (608, 134558520), (636, 128634560), (640, 127830594), (760, 107646816), (768, 106525495), (795, 102907648), (848, 96475920), (912, 89705680), (960, 85220396), (1007, 81242880), (1060, 77180736), (1140, 71764544), (1216, 67279260), (1272, 64317280), (1280, 63915297), (1520, 53823408), (1590, 51453824), (1696, 48237960), (1824, 44852840), (1920, 42610198), (2014, 40621440), (2120, 38590368), (2280, 35882272), (2432, 33639630), (2544, 32158640), (3021, 27080960), (3040, 26911704), (3180, 25726912), (3392, 24118980), (3648, 22426420), (3840, 21305099), (4028, 20310720), (4240, 19295184), (4560, 17941136), (4864, 16819815), (5035, 16248576), (5088, 16079320), (6042, 13540480), (6080, 13455852), (6360, 12863456), (6784, 12059490), (7296, 11213210), (8056, 10155360), (8480, 9647592), (9120, 8970568), (10070, 8124288), (10176, 8039660), (12084, 6770240), (12160, 6727926), (12720, 6431728), (13568, 6029745), (14592, 5606605), (15105, 5416192), (16112, 5077680), (16960, 4823796), (18240, 4485284), (20140, 4062144), (20352, 4019830), (21157, 3866880), (24168, 3385120), (24320, 3363963), (25440, 3215864), (30210, 2708096), (32224, 2538840), (33920, 2411898), (36480, 2242642), (40280, 2031072), (40704, 2009915), (42314, 1933440), (48336, 1692560), (50880, 1607932), (60420, 1354048), (63471, 1288960), (64448, 1269420), (67840, 1205949), (72960, 1121321), (80560, 1015536), (84628, 966720), (96672, 846280), (101760, 803966), (105785, 773376), (120840, 677024), (126942, 644480), (128896, 634710), (161120, 507768), (169256, 483360), (193344, 423140), (203520, 401983), (211570, 386688), (241680, 338512), (253884, 322240), (257792, 317355)]