87789660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4923

約数の個数: 96

約数和(自身を含む): 287519232

約数和(自身を除く): 199729572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 4861, 6020, 9030, 9722, 14583, 18060, 19444, 24305, 29166, 34027, 48610, 58332, 68054, 72915, 97220, 102081, 136108, 145830, 170135, 204162, 209023, 291660, 340270, 408324, 418046, 510405, 627069, 680540, 836092, 1020810, 1045115, 1254138, 1463161, 2041620, 2090230, 2508276, 2926322, 3135345, 4180460, 4389483, 5852644, 6270690, 7315805, 8778966, 12541380, 14631610, 17557932, 21947415, 29263220, 43894830, 87789660]

約数ペア:

[(1, 87789660), (2, 43894830), (3, 29263220), (4, 21947415), (5, 17557932), (6, 14631610), (7, 12541380), (10, 8778966), (12, 7315805), (14, 6270690), (15, 5852644), (20, 4389483), (21, 4180460), (28, 3135345), (30, 2926322), (35, 2508276), (42, 2090230), (43, 2041620), (60, 1463161), (70, 1254138), (84, 1045115), (86, 1020810), (105, 836092), (129, 680540), (140, 627069), (172, 510405), (210, 418046), (215, 408324), (258, 340270), (301, 291660), (420, 209023), (430, 204162), (516, 170135), (602, 145830), (645, 136108), (860, 102081), (903, 97220), (1204, 72915), (1290, 68054), (1505, 58332), (1806, 48610), (2580, 34027), (3010, 29166), (3612, 24305), (4515, 19444), (4861, 18060), (6020, 14583), (9030, 9722)]