21124080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29339}}^1$

素因数の和:29358

約数の個数: 60

約数和(自身を含む): 70944120

約数和(自身を除く): 49820040

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, 29339, 58678, 88017, 117356, 146695, 176034, 234712, 264051, 293390, 352068, 440085, 469424, 528102, 586780, 704136, 880170, 1056204, 1173560, 1320255, 1408272, 1760340, 2112408, 2347120, 2640510, 3520680, 4224816, 5281020, 7041360, 10562040, 21124080]

約数ペア:

[(1, 21124080), (2, 10562040), (3, 7041360), (4, 5281020), (5, 4224816), (6, 3520680), (8, 2640510), (9, 2347120), (10, 2112408), (12, 1760340), (15, 1408272), (16, 1320255), (18, 1173560), (20, 1056204), (24, 880170), (30, 704136), (36, 586780), (40, 528102), (45, 469424), (48, 440085), (60, 352068), (72, 293390), (80, 264051), (90, 234712), (120, 176034), (144, 146695), (180, 117356), (240, 88017), (360, 58678), (720, 29339)]