1311850680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1561727}}^1$

素因数の和:1561748

約数の個数: 64

約数和(自身を含む): 4497776640

約数和(自身を除く): 3185925960

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, 420, 840, 1561727, 3123454, 4685181, 6246908, 7808635, 9370362, 10932089, 12493816, 15617270, 18740724, 21864178, 23425905, 31234540, 32796267, 37481448, 43728356, 46851810, 54660445, 62469080, 65592534, 87456712, 93703620, 109320890, 131185068, 163981335, 187407240, 218641780, 262370136, 327962670, 437283560, 655925340, 1311850680]

約数ペア:

[(1, 1311850680), (2, 655925340), (3, 437283560), (4, 327962670), (5, 262370136), (6, 218641780), (7, 187407240), (8, 163981335), (10, 131185068), (12, 109320890), (14, 93703620), (15, 87456712), (20, 65592534), (21, 62469080), (24, 54660445), (28, 46851810), (30, 43728356), (35, 37481448), (40, 32796267), (42, 31234540), (56, 23425905), (60, 21864178), (70, 18740724), (84, 15617270), (105, 12493816), (120, 10932089), (140, 9370362), (168, 7808635), (210, 6246908), (280, 4685181), (420, 3123454), (840, 1561727)]