78829020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8263}}^1$

素因数の和:8331

約数の個数: 72

約数和(自身を含む): 243655776

約数和(自身を除く): 164826756

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, 8263, 9540, 16526, 24789, 33052, 41315, 49578, 74367, 82630, 99156, 123945, 148734, 165260, 247890, 297468, 371835, 437939, 495780, 743670, 875878, 1313817, 1487340, 1751756, 2189695, 2627634, 3941451, 4379390, 5255268, 6569085, 7882902, 8758780, 13138170, 15765804, 19707255, 26276340, 39414510, 78829020]

約数ペア:

[(1, 78829020), (2, 39414510), (3, 26276340), (4, 19707255), (5, 15765804), (6, 13138170), (9, 8758780), (10, 7882902), (12, 6569085), (15, 5255268), (18, 4379390), (20, 3941451), (30, 2627634), (36, 2189695), (45, 1751756), (53, 1487340), (60, 1313817), (90, 875878), (106, 743670), (159, 495780), (180, 437939), (212, 371835), (265, 297468), (318, 247890), (477, 165260), (530, 148734), (636, 123945), (795, 99156), (954, 82630), (1060, 74367), (1590, 49578), (1908, 41315), (2385, 33052), (3180, 24789), (4770, 16526), (8263, 9540)]