1691161320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{14221}}^1$

素因数の和:15226

約数の個数: 64

約数和(自身を含む): 5078960640

約数和(自身を除く): 3387799320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 991, 1982, 2973, 3964, 4955, 5946, 7928, 9910, 11892, 14221, 14865, 19820, 23784, 28442, 29730, 39640, 42663, 56884, 59460, 71105, 85326, 113768, 118920, 142210, 170652, 213315, 284420, 341304, 426630, 568840, 853260, 1706520, 14093011, 28186022, 42279033, 56372044, 70465055, 84558066, 112744088, 140930110, 169116132, 211395165, 281860220, 338232264, 422790330, 563720440, 845580660, 1691161320]

約数ペア:

[(1, 1691161320), (2, 845580660), (3, 563720440), (4, 422790330), (5, 338232264), (6, 281860220), (8, 211395165), (10, 169116132), (12, 140930110), (15, 112744088), (20, 84558066), (24, 70465055), (30, 56372044), (40, 42279033), (60, 28186022), (120, 14093011), (991, 1706520), (1982, 853260), (2973, 568840), (3964, 426630), (4955, 341304), (5946, 284420), (7928, 213315), (9910, 170652), (11892, 142210), (14221, 118920), (14865, 113768), (19820, 85326), (23784, 71105), (28442, 59460), (29730, 56884), (39640, 42663)]