30945360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128939}}^1$

素因数の和:128955

約数の個数: 40

約数和(自身を含む): 95931360

約数和(自身を除く): 64986000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128939, 257878, 386817, 515756, 644695, 773634, 1031512, 1289390, 1547268, 1934085, 2063024, 2578780, 3094536, 3868170, 5157560, 6189072, 7736340, 10315120, 15472680, 30945360]

約数ペア:

[(1, 30945360), (2, 15472680), (3, 10315120), (4, 7736340), (5, 6189072), (6, 5157560), (8, 3868170), (10, 3094536), (12, 2578780), (15, 2063024), (16, 1934085), (20, 1547268), (24, 1289390), (30, 1031512), (40, 773634), (48, 644695), (60, 515756), (80, 386817), (120, 257878), (240, 128939)]