2047788120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{51869}}^1$

素因数の和:51937

約数の個数: 128

約数和(自身を含む): 7170508800

約数和(自身を除く): 5122720680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2632, 2820, 3290, 3948, 4935, 5640, 6580, 7896, 9870, 13160, 19740, 39480, 51869, 103738, 155607, 207476, 259345, 311214, 363083, 414952, 518690, 622428, 726166, 778035, 1037380, 1089249, 1244856, 1452332, 1556070, 1815415, 2074760, 2178498, 2437843, 2904664, 3112140, 3630830, 4356996, 4875686, 5446245, 6224280, 7261660, 7313529, 8713992, 9751372, 10892490, 12189215, 14523320, 14627058, 17064901, 19502744, 21784980, 24378430, 29254116, 34129802, 36567645, 43569960, 48756860, 51194703, 58508232, 68259604, 73135290, 85324505, 97513720, 102389406, 136519208, 146270580, 170649010, 204778812, 255973515, 292541160, 341298020, 409557624, 511947030, 682596040, 1023894060, 2047788120]

約数ペア:

[(1, 2047788120), (2, 1023894060), (3, 682596040), (4, 511947030), (5, 409557624), (6, 341298020), (7, 292541160), (8, 255973515), (10, 204778812), (12, 170649010), (14, 146270580), (15, 136519208), (20, 102389406), (21, 97513720), (24, 85324505), (28, 73135290), (30, 68259604), (35, 58508232), (40, 51194703), (42, 48756860), (47, 43569960), (56, 36567645), (60, 34129802), (70, 29254116), (84, 24378430), (94, 21784980), (105, 19502744), (120, 17064901), (140, 14627058), (141, 14523320), (168, 12189215), (188, 10892490), (210, 9751372), (235, 8713992), (280, 7313529), (282, 7261660), (329, 6224280), (376, 5446245), (420, 4875686), (470, 4356996), (564, 3630830), (658, 3112140), (705, 2904664), (840, 2437843), (940, 2178498), (987, 2074760), (1128, 1815415), (1316, 1556070), (1410, 1452332), (1645, 1244856), (1880, 1089249), (1974, 1037380), (2632, 778035), (2820, 726166), (3290, 622428), (3948, 518690), (4935, 414952), (5640, 363083), (6580, 311214), (7896, 259345), (9870, 207476), (13160, 155607), (19740, 103738), (39480, 51869)]