311967540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{617}}^1$

素因数の和:738

約数の個数: 108

約数和(自身を含む): 966056364

約数和(自身を除く): 654088824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 617, 636, 795, 954, 1060, 1234, 1590, 1851, 1908, 2385, 2468, 2809, 3085, 3180, 3702, 4770, 5553, 5618, 6170, 7404, 8427, 9255, 9540, 11106, 11236, 12340, 14045, 16854, 18510, 22212, 25281, 27765, 28090, 32701, 33708, 37020, 42135, 50562, 55530, 56180, 65402, 84270, 98103, 101124, 111060, 126405, 130804, 163505, 168540, 196206, 252810, 294309, 327010, 392412, 490515, 505620, 588618, 654020, 981030, 1177236, 1471545, 1733153, 1962060, 2943090, 3466306, 5199459, 5886180, 6932612, 8665765, 10398918, 15598377, 17331530, 20797836, 25997295, 31196754, 34663060, 51994590, 62393508, 77991885, 103989180, 155983770, 311967540]

約数ペア:

[(1, 311967540), (2, 155983770), (3, 103989180), (4, 77991885), (5, 62393508), (6, 51994590), (9, 34663060), (10, 31196754), (12, 25997295), (15, 20797836), (18, 17331530), (20, 15598377), (30, 10398918), (36, 8665765), (45, 6932612), (53, 5886180), (60, 5199459), (90, 3466306), (106, 2943090), (159, 1962060), (180, 1733153), (212, 1471545), (265, 1177236), (318, 981030), (477, 654020), (530, 588618), (617, 505620), (636, 490515), (795, 392412), (954, 327010), (1060, 294309), (1234, 252810), (1590, 196206), (1851, 168540), (1908, 163505), (2385, 130804), (2468, 126405), (2809, 111060), (3085, 101124), (3180, 98103), (3702, 84270), (4770, 65402), (5553, 56180), (5618, 55530), (6170, 50562), (7404, 42135), (8427, 37020), (9255, 33708), (9540, 32701), (11106, 28090), (11236, 27765), (12340, 25281), (14045, 22212), (16854, 18510)]