20392926720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:497

約数の個数: 320

約数和(自身を含む): 66820723200

約数和(自身を除く): 46427796480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 149, 160, 192, 213, 240, 251, 256, 284, 298, 320, 355, 384, 426, 447, 480, 502, 512, 568, 596, 640, 710, 745, 753, 768, 852, 894, 960, 1004, 1065, 1136, 1192, 1255, 1280, 1420, 1490, 1506, 1536, 1704, 1788, 1920, 2008, 2130, 2235, 2272, 2384, 2510, 2560, 2840, 2980, 3012, 3408, 3576, 3765, 3840, 4016, 4260, 4470, 4544, 4768, 5020, 5680, 5960, 6024, 6816, 7152, 7530, 7680, 8032, 8520, 8940, 9088, 9536, 10040, 10579, 11360, 11920, 12048, 13632, 14304, 15060, 16064, 17040, 17821, 17880, 18176, 19072, 20080, 21158, 22720, 23840, 24096, 27264, 28608, 30120, 31737, 32128, 34080, 35642, 35760, 36352, 37399, 38144, 40160, 42316, 45440, 47680, 48192, 52895, 53463, 54528, 57216, 60240, 63474, 64256, 68160, 71284, 71520, 74798, 76288, 80320, 84632, 89105, 90880, 95360, 96384, 105790, 106926, 109056, 112197, 114432, 120480, 126948, 128512, 136320, 142568, 143040, 149596, 158685, 160640, 169264, 178210, 181760, 186995, 190720, 192768, 211580, 213852, 224394, 228864, 240960, 253896, 267315, 272640, 285136, 286080, 299192, 317370, 321280, 338528, 356420, 373990, 381440, 385536, 423160, 427704, 448788, 481920, 507792, 534630, 545280, 560985, 570272, 572160, 598384, 634740, 642560, 677056, 712840, 747980, 846320, 855408, 897576, 963840, 1015584, 1069260, 1121970, 1140544, 1144320, 1196768, 1269480, 1354112, 1425680, 1495960, 1692640, 1710816, 1795152, 1927680, 2031168, 2138520, 2243940, 2281088, 2393536, 2538960, 2655329, 2708224, 2851360, 2991920, 3385280, 3421632, 3590304, 4062336, 4277040, 4487880, 4562176, 4787072, 5077920, 5310658, 5416448, 5702720, 5983840, 6770560, 6843264, 7180608, 7965987, 8124672, 8554080, 8975760, 9124352, 9574144, 10155840, 10621316, 11405440, 11967680, 13276645, 13541120, 13686528, 14361216, 15931974, 16249344, 17108160, 17951520, 19148288, 20311680, 21242632, 22810880, 23935360, 26553290, 27082240, 27373056, 28722432, 31863948, 34216320, 35903040, 39829935, 40623360, 42485264, 45621760, 47870720, 53106580, 57444864, 63727896, 68432640, 71806080, 79659870, 81246720, 84970528, 95741440, 106213160, 127455792, 136865280, 143612160, 159319740, 169941056, 212426320, 254911584, 287224320, 318639480, 339882112, 424852640, 509823168, 637278960, 679764224, 849705280, 1019646336, 1274557920, 1359528448, 1699410560, 2039292672, 2549115840, 3398821120, 4078585344, 5098231680, 6797642240, 10196463360, 20392926720]

約数ペア:

[(1, 20392926720), (2, 10196463360), (3, 6797642240), (4, 5098231680), (5, 4078585344), (6, 3398821120), (8, 2549115840), (10, 2039292672), (12, 1699410560), (15, 1359528448), (16, 1274557920), (20, 1019646336), (24, 849705280), (30, 679764224), (32, 637278960), (40, 509823168), (48, 424852640), (60, 339882112), (64, 318639480), (71, 287224320), (80, 254911584), (96, 212426320), (120, 169941056), (128, 159319740), (142, 143612160), (149, 136865280), (160, 127455792), (192, 106213160), (213, 95741440), (240, 84970528), (251, 81246720), (256, 79659870), (284, 71806080), (298, 68432640), (320, 63727896), (355, 57444864), (384, 53106580), (426, 47870720), (447, 45621760), (480, 42485264), (502, 40623360), (512, 39829935), (568, 35903040), (596, 34216320), (640, 31863948), (710, 28722432), (745, 27373056), (753, 27082240), (768, 26553290), (852, 23935360), (894, 22810880), (960, 21242632), (1004, 20311680), (1065, 19148288), (1136, 17951520), (1192, 17108160), (1255, 16249344), (1280, 15931974), (1420, 14361216), (1490, 13686528), (1506, 13541120), (1536, 13276645), (1704, 11967680), (1788, 11405440), (1920, 10621316), (2008, 10155840), (2130, 9574144), (2235, 9124352), (2272, 8975760), (2384, 8554080), (2510, 8124672), (2560, 7965987), (2840, 7180608), (2980, 6843264), (3012, 6770560), (3408, 5983840), (3576, 5702720), (3765, 5416448), (3840, 5310658), (4016, 5077920), (4260, 4787072), (4470, 4562176), (4544, 4487880), (4768, 4277040), (5020, 4062336), (5680, 3590304), (5960, 3421632), (6024, 3385280), (6816, 2991920), (7152, 2851360), (7530, 2708224), (7680, 2655329), (8032, 2538960), (8520, 2393536), (8940, 2281088), (9088, 2243940), (9536, 2138520), (10040, 2031168), (10579, 1927680), (11360, 1795152), (11920, 1710816), (12048, 1692640), (13632, 1495960), (14304, 1425680), (15060, 1354112), (16064, 1269480), (17040, 1196768), (17821, 1144320), (17880, 1140544), (18176, 1121970), (19072, 1069260), (20080, 1015584), (21158, 963840), (22720, 897576), (23840, 855408), (24096, 846320), (27264, 747980), (28608, 712840), (30120, 677056), (31737, 642560), (32128, 634740), (34080, 598384), (35642, 572160), (35760, 570272), (36352, 560985), (37399, 545280), (38144, 534630), (40160, 507792), (42316, 481920), (45440, 448788), (47680, 427704), (48192, 423160), (52895, 385536), (53463, 381440), (54528, 373990), (57216, 356420), (60240, 338528), (63474, 321280), (64256, 317370), (68160, 299192), (71284, 286080), (71520, 285136), (74798, 272640), (76288, 267315), (80320, 253896), (84632, 240960), (89105, 228864), (90880, 224394), (95360, 213852), (96384, 211580), (105790, 192768), (106926, 190720), (109056, 186995), (112197, 181760), (114432, 178210), (120480, 169264), (126948, 160640), (128512, 158685), (136320, 149596), (142568, 143040)]