20246843520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{3547}}^1$

素因数の和:4563

約数の個数: 192

約数和(自身を含む): 70005162240

約数和(自身を除く): 49758318720

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, 960, 991, 1152, 1440, 1920, 1982, 2880, 2973, 3547, 3964, 4955, 5760, 5946, 7094, 7928, 8919, 9910, 10641, 11892, 14188, 14865, 15856, 17735, 17838, 19820, 21282, 23784, 28376, 29730, 31712, 31923, 35470, 35676, 39640, 42564, 44595, 47568, 53205, 56752, 59460, 63424, 63846, 70940, 71352, 79280, 85128, 89190, 95136, 106410, 113504, 118920, 126848, 127692, 141880, 142704, 158560, 159615, 170256, 178380, 190272, 212820, 227008, 237840, 255384, 283760, 285408, 317120, 319230, 340512, 356760, 380544, 425640, 454016, 475680, 510768, 567520, 570816, 634240, 638460, 681024, 713520, 851280, 951360, 1021536, 1135040, 1141632, 1276920, 1362048, 1427040, 1702560, 1902720, 2043072, 2270080, 2553840, 2854080, 3405120, 3515077, 4086144, 5107680, 5708160, 6810240, 7030154, 10215360, 10545231, 14060308, 17575385, 20430720, 21090462, 28120616, 31635693, 35150770, 42180924, 52726155, 56241232, 63271386, 70301540, 84361848, 105452310, 112482464, 126542772, 140603080, 158178465, 168723696, 210904620, 224964928, 253085544, 281206160, 316356930, 337447392, 421809240, 449929856, 506171088, 562412320, 632713860, 674894784, 843618480, 1012342176, 1124824640, 1265427720, 1349789568, 1687236960, 2024684352, 2249649280, 2530855440, 3374473920, 4049368704, 5061710880, 6748947840, 10123421760, 20246843520]

約数ペア:

[(1, 20246843520), (2, 10123421760), (3, 6748947840), (4, 5061710880), (5, 4049368704), (6, 3374473920), (8, 2530855440), (9, 2249649280), (10, 2024684352), (12, 1687236960), (15, 1349789568), (16, 1265427720), (18, 1124824640), (20, 1012342176), (24, 843618480), (30, 674894784), (32, 632713860), (36, 562412320), (40, 506171088), (45, 449929856), (48, 421809240), (60, 337447392), (64, 316356930), (72, 281206160), (80, 253085544), (90, 224964928), (96, 210904620), (120, 168723696), (128, 158178465), (144, 140603080), (160, 126542772), (180, 112482464), (192, 105452310), (240, 84361848), (288, 70301540), (320, 63271386), (360, 56241232), (384, 52726155), (480, 42180924), (576, 35150770), (640, 31635693), (720, 28120616), (960, 21090462), (991, 20430720), (1152, 17575385), (1440, 14060308), (1920, 10545231), (1982, 10215360), (2880, 7030154), (2973, 6810240), (3547, 5708160), (3964, 5107680), (4955, 4086144), (5760, 3515077), (5946, 3405120), (7094, 2854080), (7928, 2553840), (8919, 2270080), (9910, 2043072), (10641, 1902720), (11892, 1702560), (14188, 1427040), (14865, 1362048), (15856, 1276920), (17735, 1141632), (17838, 1135040), (19820, 1021536), (21282, 951360), (23784, 851280), (28376, 713520), (29730, 681024), (31712, 638460), (31923, 634240), (35470, 570816), (35676, 567520), (39640, 510768), (42564, 475680), (44595, 454016), (47568, 425640), (53205, 380544), (56752, 356760), (59460, 340512), (63424, 319230), (63846, 317120), (70940, 285408), (71352, 283760), (79280, 255384), (85128, 237840), (89190, 227008), (95136, 212820), (106410, 190272), (113504, 178380), (118920, 170256), (126848, 159615), (127692, 158560), (141880, 142704)]