133321720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2417}}^1$

素因数の和:2632

約数の個数: 64

約数和(自身を含む): 344710080

約数和(自身を除く): 211388360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2417, 2758, 3940, 4834, 5516, 6895, 7880, 9668, 11032, 12085, 13790, 16919, 19336, 24170, 27580, 33838, 48340, 55160, 67676, 84595, 96680, 135352, 169190, 338380, 476149, 676760, 952298, 1904596, 2380745, 3333043, 3809192, 4761490, 6666086, 9522980, 13332172, 16665215, 19045960, 26664344, 33330430, 66660860, 133321720]

約数ペア:

[(1, 133321720), (2, 66660860), (4, 33330430), (5, 26664344), (7, 19045960), (8, 16665215), (10, 13332172), (14, 9522980), (20, 6666086), (28, 4761490), (35, 3809192), (40, 3333043), (56, 2380745), (70, 1904596), (140, 952298), (197, 676760), (280, 476149), (394, 338380), (788, 169190), (985, 135352), (1379, 96680), (1576, 84595), (1970, 67676), (2417, 55160), (2758, 48340), (3940, 33838), (4834, 27580), (5516, 24170), (6895, 19336), (7880, 16919), (9668, 13790), (11032, 12085)]