81064080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112589}}^1$

素因数の和:112608

約数の個数: 60

約数和(自身を含む): 272242620

約数和(自身を除く): 191178540

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, 112589, 225178, 337767, 450356, 562945, 675534, 900712, 1013301, 1125890, 1351068, 1688835, 1801424, 2026602, 2251780, 2702136, 3377670, 4053204, 4503560, 5066505, 5404272, 6755340, 8106408, 9007120, 10133010, 13510680, 16212816, 20266020, 27021360, 40532040, 81064080]

約数ペア:

[(1, 81064080), (2, 40532040), (3, 27021360), (4, 20266020), (5, 16212816), (6, 13510680), (8, 10133010), (9, 9007120), (10, 8106408), (12, 6755340), (15, 5404272), (16, 5066505), (18, 4503560), (20, 4053204), (24, 3377670), (30, 2702136), (36, 2251780), (40, 2026602), (45, 1801424), (48, 1688835), (60, 1351068), (72, 1125890), (80, 1013301), (90, 900712), (120, 675534), (144, 562945), (180, 450356), (240, 337767), (360, 225178), (720, 112589)]