1820041568640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{346849}}^1$

素因数の和:347785

約数の個数: 192

約数和(自身を含む): 6291748008000

約数和(自身を除く): 4471706439360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 911, 960, 1152, 1440, 1822, 1920, 2733, 2880, 3644, 4555, 5466, 5760, 7288, 8199, 9110, 10932, 13665, 14576, 16398, 18220, 21864, 27330, 29152, 32796, 36440, 40995, 43728, 54660, 58304, 65592, 72880, 81990, 87456, 109320, 116608, 131184, 145760, 163980, 174912, 218640, 262368, 291520, 327960, 346849, 349824, 437280, 524736, 583040, 655920, 693698, 874560, 1040547, 1049472, 1311840, 1387396, 1734245, 1749120, 2081094, 2623680, 2774792, 3121641, 3468490, 4162188, 5202735, 5247360, 5549584, 6243282, 6936980, 8324376, 10405470, 11099168, 12486564, 13873960, 15608205, 16648752, 20810940, 22198336, 24973128, 27747920, 31216410, 33297504, 41621880, 44396672, 49946256, 55495840, 62432820, 66595008, 83243760, 99892512, 110991680, 124865640, 133190016, 166487520, 199785024, 221983360, 249731280, 315979439, 332975040, 399570048, 499462560, 631958878, 665950080, 947938317, 998925120, 1263917756, 1579897195, 1895876634, 1997850240, 2527835512, 2843814951, 3159794390, 3791753268, 4739691585, 5055671024, 5687629902, 6319588780, 7583506536, 9479383170, 10111342048, 11375259804, 12639177560, 14219074755, 15167013072, 18958766340, 20222684096, 22750519608, 25278355120, 28438149510, 30334026144, 37917532680, 40445368192, 45501039216, 50556710240, 56876299020, 60668052288, 75835065360, 91002078432, 101113420480, 113752598040, 121336104576, 151670130720, 182004156864, 202226840960, 227505196080, 303340261440, 364008313728, 455010392160, 606680522880, 910020784320, 1820041568640]

約数ペア:

[(1, 1820041568640), (2, 910020784320), (3, 606680522880), (4, 455010392160), (5, 364008313728), (6, 303340261440), (8, 227505196080), (9, 202226840960), (10, 182004156864), (12, 151670130720), (15, 121336104576), (16, 113752598040), (18, 101113420480), (20, 91002078432), (24, 75835065360), (30, 60668052288), (32, 56876299020), (36, 50556710240), (40, 45501039216), (45, 40445368192), (48, 37917532680), (60, 30334026144), (64, 28438149510), (72, 25278355120), (80, 22750519608), (90, 20222684096), (96, 18958766340), (120, 15167013072), (128, 14219074755), (144, 12639177560), (160, 11375259804), (180, 10111342048), (192, 9479383170), (240, 7583506536), (288, 6319588780), (320, 5687629902), (360, 5055671024), (384, 4739691585), (480, 3791753268), (576, 3159794390), (640, 2843814951), (720, 2527835512), (911, 1997850240), (960, 1895876634), (1152, 1579897195), (1440, 1263917756), (1822, 998925120), (1920, 947938317), (2733, 665950080), (2880, 631958878), (3644, 499462560), (4555, 399570048), (5466, 332975040), (5760, 315979439), (7288, 249731280), (8199, 221983360), (9110, 199785024), (10932, 166487520), (13665, 133190016), (14576, 124865640), (16398, 110991680), (18220, 99892512), (21864, 83243760), (27330, 66595008), (29152, 62432820), (32796, 55495840), (36440, 49946256), (40995, 44396672), (43728, 41621880), (54660, 33297504), (58304, 31216410), (65592, 27747920), (72880, 24973128), (81990, 22198336), (87456, 20810940), (109320, 16648752), (116608, 15608205), (131184, 13873960), (145760, 12486564), (163980, 11099168), (174912, 10405470), (218640, 8324376), (262368, 6936980), (291520, 6243282), (327960, 5549584), (346849, 5247360), (349824, 5202735), (437280, 4162188), (524736, 3468490), (583040, 3121641), (655920, 2774792), (693698, 2623680), (874560, 2081094), (1040547, 1749120), (1049472, 1734245), (1311840, 1387396)]