210399560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8443}}^1$

素因数の和:8550

約数の個数: 64

約数和(自身を含む): 547171200

約数和(自身を除く): 336771640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 8443, 12460, 16886, 24920, 33772, 42215, 59101, 67544, 84430, 118202, 168860, 236404, 295505, 337720, 472808, 591010, 751427, 1182020, 1502854, 2364040, 3005708, 3757135, 5259989, 6011416, 7514270, 10519978, 15028540, 21039956, 26299945, 30057080, 42079912, 52599890, 105199780, 210399560]

約数ペア:

[(1, 210399560), (2, 105199780), (4, 52599890), (5, 42079912), (7, 30057080), (8, 26299945), (10, 21039956), (14, 15028540), (20, 10519978), (28, 7514270), (35, 6011416), (40, 5259989), (56, 3757135), (70, 3005708), (89, 2364040), (140, 1502854), (178, 1182020), (280, 751427), (356, 591010), (445, 472808), (623, 337720), (712, 295505), (890, 236404), (1246, 168860), (1780, 118202), (2492, 84430), (3115, 67544), (3560, 59101), (4984, 42215), (6230, 33772), (8443, 24920), (12460, 16886)]