81469080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2939}}^1$

素因数の和:2974

約数の個数: 192

約数和(自身を含む): 330220800

約数和(自身を除く): 248751720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 2939, 3080, 3465, 3960, 4620, 5544, 5878, 6930, 8817, 9240, 11756, 13860, 14695, 17634, 20573, 23512, 26451, 27720, 29390, 32329, 35268, 41146, 44085, 52902, 58780, 61719, 64658, 70536, 82292, 88170, 96987, 102865, 105804, 117560, 123438, 129316, 132255, 161645, 164584, 176340, 185157, 193974, 205730, 211608, 226303, 246876, 258632, 264510, 290961, 308595, 323290, 352680, 370314, 387948, 411460, 452606, 484935, 493752, 529020, 581922, 617190, 646580, 678909, 740628, 775896, 822920, 905212, 925785, 969870, 1058040, 1131515, 1163844, 1234380, 1293160, 1357818, 1454805, 1481256, 1810424, 1851570, 1939740, 2036727, 2263030, 2327688, 2468760, 2715636, 2909610, 3394545, 3703140, 3879480, 4073454, 4526060, 5431272, 5819220, 6789090, 7406280, 8146908, 9052120, 10183635, 11638440, 13578180, 16293816, 20367270, 27156360, 40734540, 81469080]

約数ペア:

[(1, 81469080), (2, 40734540), (3, 27156360), (4, 20367270), (5, 16293816), (6, 13578180), (7, 11638440), (8, 10183635), (9, 9052120), (10, 8146908), (11, 7406280), (12, 6789090), (14, 5819220), (15, 5431272), (18, 4526060), (20, 4073454), (21, 3879480), (22, 3703140), (24, 3394545), (28, 2909610), (30, 2715636), (33, 2468760), (35, 2327688), (36, 2263030), (40, 2036727), (42, 1939740), (44, 1851570), (45, 1810424), (55, 1481256), (56, 1454805), (60, 1357818), (63, 1293160), (66, 1234380), (70, 1163844), (72, 1131515), (77, 1058040), (84, 969870), (88, 925785), (90, 905212), (99, 822920), (105, 775896), (110, 740628), (120, 678909), (126, 646580), (132, 617190), (140, 581922), (154, 529020), (165, 493752), (168, 484935), (180, 452606), (198, 411460), (210, 387948), (220, 370314), (231, 352680), (252, 323290), (264, 308595), (280, 290961), (308, 264510), (315, 258632), (330, 246876), (360, 226303), (385, 211608), (396, 205730), (420, 193974), (440, 185157), (462, 176340), (495, 164584), (504, 161645), (616, 132255), (630, 129316), (660, 123438), (693, 117560), (770, 105804), (792, 102865), (840, 96987), (924, 88170), (990, 82292), (1155, 70536), (1260, 64658), (1320, 61719), (1386, 58780), (1540, 52902), (1848, 44085), (1980, 41146), (2310, 35268), (2520, 32329), (2772, 29390), (2939, 27720), (3080, 26451), (3465, 23512), (3960, 20573), (4620, 17634), (5544, 14695), (5878, 13860), (6930, 11756), (8817, 9240)]