69082020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:634

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 173079900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 420, 436, 503, 545, 630, 654, 763, 981, 1006, 1090, 1260, 1308, 1509, 1526, 1635, 1962, 2012, 2180, 2289, 2515, 3018, 3052, 3270, 3521, 3815, 3924, 4527, 4578, 4905, 5030, 6036, 6540, 6867, 7042, 7545, 7630, 9054, 9156, 9810, 10060, 10563, 11445, 13734, 14084, 15090, 15260, 17605, 18108, 19620, 21126, 22635, 22890, 27468, 30180, 31689, 34335, 35210, 42252, 45270, 45780, 52815, 54827, 63378, 68670, 70420, 90540, 105630, 109654, 126756, 137340, 158445, 164481, 211260, 219308, 274135, 316890, 328962, 383789, 493443, 548270, 633780, 657924, 767578, 822405, 986886, 1096540, 1151367, 1535156, 1644810, 1918945, 1973772, 2302734, 2467215, 3289620, 3454101, 3837890, 4605468, 4934430, 5756835, 6908202, 7675780, 9868860, 11513670, 13816404, 17270505, 23027340, 34541010, 69082020]

約数ペア:

[(1, 69082020), (2, 34541010), (3, 23027340), (4, 17270505), (5, 13816404), (6, 11513670), (7, 9868860), (9, 7675780), (10, 6908202), (12, 5756835), (14, 4934430), (15, 4605468), (18, 3837890), (20, 3454101), (21, 3289620), (28, 2467215), (30, 2302734), (35, 1973772), (36, 1918945), (42, 1644810), (45, 1535156), (60, 1151367), (63, 1096540), (70, 986886), (84, 822405), (90, 767578), (105, 657924), (109, 633780), (126, 548270), (140, 493443), (180, 383789), (210, 328962), (218, 316890), (252, 274135), (315, 219308), (327, 211260), (420, 164481), (436, 158445), (503, 137340), (545, 126756), (630, 109654), (654, 105630), (763, 90540), (981, 70420), (1006, 68670), (1090, 63378), (1260, 54827), (1308, 52815), (1509, 45780), (1526, 45270), (1635, 42252), (1962, 35210), (2012, 34335), (2180, 31689), (2289, 30180), (2515, 27468), (3018, 22890), (3052, 22635), (3270, 21126), (3521, 19620), (3815, 18108), (3924, 17605), (4527, 15260), (4578, 15090), (4905, 14084), (5030, 13734), (6036, 11445), (6540, 10563), (6867, 10060), (7042, 9810), (7545, 9156), (7630, 9054)]