78512220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{419}}^1$

素因数の和:784

約数の個数: 96

約数和(自身を含む): 245548800

約数和(自身を除く): 167036580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 347, 419, 540, 694, 838, 1041, 1257, 1388, 1676, 1735, 2082, 2095, 2514, 3123, 3470, 3771, 4164, 4190, 5028, 5205, 6246, 6285, 6940, 7542, 8380, 9369, 10410, 11313, 12492, 12570, 15084, 15615, 18738, 18855, 20820, 22626, 25140, 31230, 37476, 37710, 45252, 46845, 56565, 62460, 75420, 93690, 113130, 145393, 187380, 226260, 290786, 436179, 581572, 726965, 872358, 1308537, 1453930, 1744716, 2180895, 2617074, 2907860, 3925611, 4361790, 5234148, 6542685, 7851222, 8723580, 13085370, 15702444, 19628055, 26170740, 39256110, 78512220]

約数ペア:

[(1, 78512220), (2, 39256110), (3, 26170740), (4, 19628055), (5, 15702444), (6, 13085370), (9, 8723580), (10, 7851222), (12, 6542685), (15, 5234148), (18, 4361790), (20, 3925611), (27, 2907860), (30, 2617074), (36, 2180895), (45, 1744716), (54, 1453930), (60, 1308537), (90, 872358), (108, 726965), (135, 581572), (180, 436179), (270, 290786), (347, 226260), (419, 187380), (540, 145393), (694, 113130), (838, 93690), (1041, 75420), (1257, 62460), (1388, 56565), (1676, 46845), (1735, 45252), (2082, 37710), (2095, 37476), (2514, 31230), (3123, 25140), (3470, 22626), (3771, 20820), (4164, 18855), (4190, 18738), (5028, 15615), (5205, 15084), (6246, 12570), (6285, 12492), (6940, 11313), (7542, 10410), (8380, 9369)]