140747460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{335113}}^1$

素因数の和:335132

約数の個数: 48

約数和(自身を含む): 450393216

約数和(自身を除く): 309645756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 335113, 670226, 1005339, 1340452, 1675565, 2010678, 2345791, 3351130, 4021356, 4691582, 5026695, 6702260, 7037373, 9383164, 10053390, 11728955, 14074746, 20106780, 23457910, 28149492, 35186865, 46915820, 70373730, 140747460]

約数ペア:

[(1, 140747460), (2, 70373730), (3, 46915820), (4, 35186865), (5, 28149492), (6, 23457910), (7, 20106780), (10, 14074746), (12, 11728955), (14, 10053390), (15, 9383164), (20, 7037373), (21, 6702260), (28, 5026695), (30, 4691582), (35, 4021356), (42, 3351130), (60, 2345791), (70, 2010678), (84, 1675565), (105, 1340452), (140, 1005339), (210, 670226), (420, 335113)]