221284080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{307339}}^1$

素因数の和:307358

約数の個数: 60

約数和(自身を含む): 743148120

約数和(自身を除く): 521864040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 307339, 614678, 922017, 1229356, 1536695, 1844034, 2458712, 2766051, 3073390, 3688068, 4610085, 4917424, 5532102, 6146780, 7376136, 9220170, 11064204, 12293560, 13830255, 14752272, 18440340, 22128408, 24587120, 27660510, 36880680, 44256816, 55321020, 73761360, 110642040, 221284080]

約数ペア:

[(1, 221284080), (2, 110642040), (3, 73761360), (4, 55321020), (5, 44256816), (6, 36880680), (8, 27660510), (9, 24587120), (10, 22128408), (12, 18440340), (15, 14752272), (16, 13830255), (18, 12293560), (20, 11064204), (24, 9220170), (30, 7376136), (36, 6146780), (40, 5532102), (45, 4917424), (48, 4610085), (60, 3688068), (72, 3073390), (80, 2766051), (90, 2458712), (120, 1844034), (144, 1536695), (180, 1229356), (240, 922017), (360, 614678), (720, 307339)]