78409260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8219}}^1$

素因数の和:8287

約数の個数: 72

約数和(自身を含む): 242358480

約数和(自身を除く): 163949220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 8219, 9540, 16438, 24657, 32876, 41095, 49314, 73971, 82190, 98628, 123285, 147942, 164380, 246570, 295884, 369855, 435607, 493140, 739710, 871214, 1306821, 1479420, 1742428, 2178035, 2613642, 3920463, 4356070, 5227284, 6534105, 7840926, 8712140, 13068210, 15681852, 19602315, 26136420, 39204630, 78409260]

約数ペア:

[(1, 78409260), (2, 39204630), (3, 26136420), (4, 19602315), (5, 15681852), (6, 13068210), (9, 8712140), (10, 7840926), (12, 6534105), (15, 5227284), (18, 4356070), (20, 3920463), (30, 2613642), (36, 2178035), (45, 1742428), (53, 1479420), (60, 1306821), (90, 871214), (106, 739710), (159, 493140), (180, 435607), (212, 369855), (265, 295884), (318, 246570), (477, 164380), (530, 147942), (636, 123285), (795, 98628), (954, 82190), (1060, 73971), (1590, 49314), (1908, 41095), (2385, 32876), (3180, 24657), (4770, 16438), (8219, 9540)]