20224961920

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:841

約数の個数: 256

約数和(自身を含む): 53361504000

約数和(自身を除く): 33136542080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 83, 95, 116, 128, 145, 152, 160, 166, 190, 232, 290, 304, 320, 332, 380, 415, 464, 551, 580, 608, 640, 664, 691, 760, 830, 928, 1102, 1160, 1216, 1328, 1382, 1520, 1577, 1660, 1856, 2204, 2320, 2407, 2432, 2656, 2755, 2764, 3040, 3154, 3320, 3455, 3712, 4408, 4640, 4814, 5312, 5510, 5528, 6080, 6308, 6640, 6910, 7885, 8816, 9280, 9628, 10624, 11020, 11056, 12035, 12160, 12616, 13129, 13280, 13820, 15770, 17632, 18560, 19256, 20039, 22040, 22112, 24070, 25232, 26258, 26560, 27640, 31540, 35264, 38512, 40078, 44080, 44224, 45733, 48140, 50464, 52516, 53120, 55280, 57353, 63080, 65645, 70528, 77024, 80156, 88160, 88448, 91466, 96280, 100195, 100928, 105032, 110560, 114706, 126160, 131290, 154048, 160312, 176320, 182932, 192560, 200390, 201856, 210064, 221120, 228665, 229412, 252320, 262580, 286765, 308096, 320624, 352640, 365864, 380741, 385120, 400780, 420128, 442240, 457330, 458824, 504640, 525160, 573530, 641248, 731728, 761482, 770240, 801560, 840256, 914660, 917648, 1009280, 1050320, 1089707, 1147060, 1282496, 1463456, 1522964, 1540480, 1603120, 1663237, 1680512, 1829320, 1835296, 1903705, 2100640, 2179414, 2294120, 2564992, 2926912, 3045928, 3206240, 3326474, 3658640, 3670592, 3807410, 4201280, 4358828, 4588240, 5448535, 5853824, 6091856, 6412480, 6652948, 7317280, 7341184, 7614820, 8316185, 8402560, 8717656, 9176480, 10897070, 12183712, 12824960, 13305896, 14634560, 15229640, 16632370, 17435312, 18352960, 21794140, 24367424, 26611792, 29269120, 30459280, 31601503, 33264740, 34870624, 36705920, 43588280, 48734848, 53223584, 60918560, 63203006, 66529480, 69741248, 87176560, 106447168, 121837120, 126406012, 133058960, 139482496, 158007515, 174353120, 212894336, 243674240, 252812024, 266117920, 316015030, 348706240, 505624048, 532235840, 632030060, 697412480, 1011248096, 1064471680, 1264060120, 2022496192, 2528120240, 4044992384, 5056240480, 10112480960, 20224961920]

約数ペア:

[(1, 20224961920), (2, 10112480960), (4, 5056240480), (5, 4044992384), (8, 2528120240), (10, 2022496192), (16, 1264060120), (19, 1064471680), (20, 1011248096), (29, 697412480), (32, 632030060), (38, 532235840), (40, 505624048), (58, 348706240), (64, 316015030), (76, 266117920), (80, 252812024), (83, 243674240), (95, 212894336), (116, 174353120), (128, 158007515), (145, 139482496), (152, 133058960), (160, 126406012), (166, 121837120), (190, 106447168), (232, 87176560), (290, 69741248), (304, 66529480), (320, 63203006), (332, 60918560), (380, 53223584), (415, 48734848), (464, 43588280), (551, 36705920), (580, 34870624), (608, 33264740), (640, 31601503), (664, 30459280), (691, 29269120), (760, 26611792), (830, 24367424), (928, 21794140), (1102, 18352960), (1160, 17435312), (1216, 16632370), (1328, 15229640), (1382, 14634560), (1520, 13305896), (1577, 12824960), (1660, 12183712), (1856, 10897070), (2204, 9176480), (2320, 8717656), (2407, 8402560), (2432, 8316185), (2656, 7614820), (2755, 7341184), (2764, 7317280), (3040, 6652948), (3154, 6412480), (3320, 6091856), (3455, 5853824), (3712, 5448535), (4408, 4588240), (4640, 4358828), (4814, 4201280), (5312, 3807410), (5510, 3670592), (5528, 3658640), (6080, 3326474), (6308, 3206240), (6640, 3045928), (6910, 2926912), (7885, 2564992), (8816, 2294120), (9280, 2179414), (9628, 2100640), (10624, 1903705), (11020, 1835296), (11056, 1829320), (12035, 1680512), (12160, 1663237), (12616, 1603120), (13129, 1540480), (13280, 1522964), (13820, 1463456), (15770, 1282496), (17632, 1147060), (18560, 1089707), (19256, 1050320), (20039, 1009280), (22040, 917648), (22112, 914660), (24070, 840256), (25232, 801560), (26258, 770240), (26560, 761482), (27640, 731728), (31540, 641248), (35264, 573530), (38512, 525160), (40078, 504640), (44080, 458824), (44224, 457330), (45733, 442240), (48140, 420128), (50464, 400780), (52516, 385120), (53120, 380741), (55280, 365864), (57353, 352640), (63080, 320624), (65645, 308096), (70528, 286765), (77024, 262580), (80156, 252320), (88160, 229412), (88448, 228665), (91466, 221120), (96280, 210064), (100195, 201856), (100928, 200390), (105032, 192560), (110560, 182932), (114706, 176320), (126160, 160312), (131290, 154048)]