76279980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{181619}}^1$

素因数の和:181638

約数の個数: 48

約数和(自身を含む): 244097280

約数和(自身を除く): 167817300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 181619, 363238, 544857, 726476, 908095, 1089714, 1271333, 1816190, 2179428, 2542666, 2724285, 3632380, 3813999, 5085332, 5448570, 6356665, 7627998, 10897140, 12713330, 15255996, 19069995, 25426660, 38139990, 76279980]

約数ペア:

[(1, 76279980), (2, 38139990), (3, 25426660), (4, 19069995), (5, 15255996), (6, 12713330), (7, 10897140), (10, 7627998), (12, 6356665), (14, 5448570), (15, 5085332), (20, 3813999), (21, 3632380), (28, 2724285), (30, 2542666), (35, 2179428), (42, 1816190), (60, 1271333), (70, 1089714), (84, 908095), (105, 726476), (140, 544857), (210, 363238), (420, 181619)]