90067860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{757}}^1$

素因数の和:1433

約数の個数: 72

約数和(自身を含む): 273980616

約数和(自身を除く): 183912756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 757, 1322, 1514, 1983, 2271, 2644, 3028, 3305, 3785, 3966, 4542, 5949, 6610, 6813, 7570, 7932, 9084, 9915, 11355, 11898, 13220, 13626, 15140, 19830, 22710, 23796, 27252, 29745, 34065, 39660, 45420, 59490, 68130, 118980, 136260, 500377, 1000754, 1501131, 2001508, 2501885, 3002262, 4503393, 5003770, 6004524, 7505655, 9006786, 10007540, 15011310, 18013572, 22516965, 30022620, 45033930, 90067860]

約数ペア:

[(1, 90067860), (2, 45033930), (3, 30022620), (4, 22516965), (5, 18013572), (6, 15011310), (9, 10007540), (10, 9006786), (12, 7505655), (15, 6004524), (18, 5003770), (20, 4503393), (30, 3002262), (36, 2501885), (45, 2001508), (60, 1501131), (90, 1000754), (180, 500377), (661, 136260), (757, 118980), (1322, 68130), (1514, 59490), (1983, 45420), (2271, 39660), (2644, 34065), (3028, 29745), (3305, 27252), (3785, 23796), (3966, 22710), (4542, 19830), (5949, 15140), (6610, 13626), (6813, 13220), (7570, 11898), (7932, 11355), (9084, 9915)]