56406420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 141726060

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, 89, 90, 105, 126, 140, 178, 180, 210, 252, 267, 315, 356, 420, 445, 503, 534, 623, 630, 801, 890, 1006, 1068, 1246, 1260, 1335, 1509, 1602, 1780, 1869, 2012, 2492, 2515, 2670, 3018, 3115, 3204, 3521, 3738, 4005, 4527, 5030, 5340, 5607, 6036, 6230, 7042, 7476, 7545, 8010, 9054, 9345, 10060, 10563, 11214, 12460, 14084, 15090, 16020, 17605, 18108, 18690, 21126, 22428, 22635, 28035, 30180, 31689, 35210, 37380, 42252, 44767, 45270, 52815, 56070, 63378, 70420, 89534, 90540, 105630, 112140, 126756, 134301, 158445, 179068, 211260, 223835, 268602, 313369, 316890, 402903, 447670, 537204, 626738, 633780, 671505, 805806, 895340, 940107, 1253476, 1343010, 1566845, 1611612, 1880214, 2014515, 2686020, 2820321, 3133690, 3760428, 4029030, 4700535, 5640642, 6267380, 8058060, 9401070, 11281284, 14101605, 18802140, 28203210, 56406420]

約数ペア:

[(1, 56406420), (2, 28203210), (3, 18802140), (4, 14101605), (5, 11281284), (6, 9401070), (7, 8058060), (9, 6267380), (10, 5640642), (12, 4700535), (14, 4029030), (15, 3760428), (18, 3133690), (20, 2820321), (21, 2686020), (28, 2014515), (30, 1880214), (35, 1611612), (36, 1566845), (42, 1343010), (45, 1253476), (60, 940107), (63, 895340), (70, 805806), (84, 671505), (89, 633780), (90, 626738), (105, 537204), (126, 447670), (140, 402903), (178, 316890), (180, 313369), (210, 268602), (252, 223835), (267, 211260), (315, 179068), (356, 158445), (420, 134301), (445, 126756), (503, 112140), (534, 105630), (623, 90540), (630, 89534), (801, 70420), (890, 63378), (1006, 56070), (1068, 52815), (1246, 45270), (1260, 44767), (1335, 42252), (1509, 37380), (1602, 35210), (1780, 31689), (1869, 30180), (2012, 28035), (2492, 22635), (2515, 22428), (2670, 21126), (3018, 18690), (3115, 18108), (3204, 17605), (3521, 16020), (3738, 15090), (4005, 14084), (4527, 12460), (5030, 11214), (5340, 10563), (5607, 10060), (6036, 9345), (6230, 9054), (7042, 8010), (7476, 7545)]