20112879600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{507901}}^1$

素因数の和:507936

約数の個数: 180

約数和(自身を含む): 76142636232

約数和(自身を除く): 56029756632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 110, 120, 132, 144, 150, 165, 176, 180, 198, 200, 220, 225, 240, 264, 275, 300, 330, 360, 396, 400, 440, 450, 495, 528, 550, 600, 660, 720, 792, 825, 880, 900, 990, 1100, 1200, 1320, 1584, 1650, 1800, 1980, 2200, 2475, 2640, 3300, 3600, 3960, 4400, 4950, 6600, 7920, 9900, 13200, 19800, 39600, 507901, 1015802, 1523703, 2031604, 2539505, 3047406, 4063208, 4571109, 5079010, 5586911, 6094812, 7618515, 8126416, 9142218, 10158020, 11173822, 12189624, 12697525, 15237030, 16760733, 18284436, 20316040, 22347644, 22855545, 24379248, 25395050, 27934555, 30474060, 33521466, 36568872, 38092575, 40632080, 44695288, 45711090, 50282199, 50790100, 55869110, 60948120, 67042932, 73137744, 76185150, 83803665, 89390576, 91422180, 100564398, 101580200, 111738220, 114277725, 121896240, 134085864, 139672775, 152370300, 167607330, 182844360, 201128796, 203160400, 223476440, 228555450, 251410995, 268171728, 279345550, 304740600, 335214660, 365688720, 402257592, 419018325, 446952880, 457110900, 502821990, 558691100, 609481200, 670429320, 804515184, 838036650, 914221800, 1005643980, 1117382200, 1257054975, 1340858640, 1676073300, 1828443600, 2011287960, 2234764400, 2514109950, 3352146600, 4022575920, 5028219900, 6704293200, 10056439800, 20112879600]

約数ペア:

[(1, 20112879600), (2, 10056439800), (3, 6704293200), (4, 5028219900), (5, 4022575920), (6, 3352146600), (8, 2514109950), (9, 2234764400), (10, 2011287960), (11, 1828443600), (12, 1676073300), (15, 1340858640), (16, 1257054975), (18, 1117382200), (20, 1005643980), (22, 914221800), (24, 838036650), (25, 804515184), (30, 670429320), (33, 609481200), (36, 558691100), (40, 502821990), (44, 457110900), (45, 446952880), (48, 419018325), (50, 402257592), (55, 365688720), (60, 335214660), (66, 304740600), (72, 279345550), (75, 268171728), (80, 251410995), (88, 228555450), (90, 223476440), (99, 203160400), (100, 201128796), (110, 182844360), (120, 167607330), (132, 152370300), (144, 139672775), (150, 134085864), (165, 121896240), (176, 114277725), (180, 111738220), (198, 101580200), (200, 100564398), (220, 91422180), (225, 89390576), (240, 83803665), (264, 76185150), (275, 73137744), (300, 67042932), (330, 60948120), (360, 55869110), (396, 50790100), (400, 50282199), (440, 45711090), (450, 44695288), (495, 40632080), (528, 38092575), (550, 36568872), (600, 33521466), (660, 30474060), (720, 27934555), (792, 25395050), (825, 24379248), (880, 22855545), (900, 22347644), (990, 20316040), (1100, 18284436), (1200, 16760733), (1320, 15237030), (1584, 12697525), (1650, 12189624), (1800, 11173822), (1980, 10158020), (2200, 9142218), (2475, 8126416), (2640, 7618515), (3300, 6094812), (3600, 5586911), (3960, 5079010), (4400, 4571109), (4950, 4063208), (6600, 3047406), (7920, 2539505), (9900, 2031604), (13200, 1523703), (19800, 1015802), (39600, 507901)]