140534520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{571}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 484323840

約数和(自身を除く): 343789320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 293, 420, 571, 586, 840, 879, 1142, 1172, 1465, 1713, 1758, 2051, 2284, 2344, 2855, 2930, 3426, 3516, 3997, 4102, 4395, 4568, 5710, 5860, 6153, 6852, 7032, 7994, 8204, 8565, 8790, 10255, 11420, 11720, 11991, 12306, 13704, 15988, 16408, 17130, 17580, 19985, 20510, 22840, 23982, 24612, 30765, 31976, 34260, 35160, 39970, 41020, 47964, 49224, 59955, 61530, 68520, 79940, 82040, 95928, 119910, 123060, 159880, 167303, 239820, 246120, 334606, 479640, 501909, 669212, 836515, 1003818, 1171121, 1338424, 1673030, 2007636, 2342242, 2509545, 3346060, 3513363, 4015272, 4684484, 5019090, 5855605, 6692120, 7026726, 9368968, 10038180, 11711210, 14053452, 17566815, 20076360, 23422420, 28106904, 35133630, 46844840, 70267260, 140534520]

約数ペア:

[(1, 140534520), (2, 70267260), (3, 46844840), (4, 35133630), (5, 28106904), (6, 23422420), (7, 20076360), (8, 17566815), (10, 14053452), (12, 11711210), (14, 10038180), (15, 9368968), (20, 7026726), (21, 6692120), (24, 5855605), (28, 5019090), (30, 4684484), (35, 4015272), (40, 3513363), (42, 3346060), (56, 2509545), (60, 2342242), (70, 2007636), (84, 1673030), (105, 1338424), (120, 1171121), (140, 1003818), (168, 836515), (210, 669212), (280, 501909), (293, 479640), (420, 334606), (571, 246120), (586, 239820), (840, 167303), (879, 159880), (1142, 123060), (1172, 119910), (1465, 95928), (1713, 82040), (1758, 79940), (2051, 68520), (2284, 61530), (2344, 59955), (2855, 49224), (2930, 47964), (3426, 41020), (3516, 39970), (3997, 35160), (4102, 34260), (4395, 31976), (4568, 30765), (5710, 24612), (5860, 23982), (6153, 22840), (6852, 20510), (7032, 19985), (7994, 17580), (8204, 17130), (8565, 16408), (8790, 15988), (10255, 13704), (11420, 12306), (11720, 11991)]