72567880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23561}}^1$

素因数の和:23590

約数の個数: 64

約数和(自身を含む): 203575680

約数和(自身を除く): 131007800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23561, 47122, 94244, 117805, 164927, 188488, 235610, 259171, 329854, 471220, 518342, 659708, 824635, 942440, 1036684, 1295855, 1319416, 1649270, 1814197, 2073368, 2591710, 3298540, 3628394, 5183420, 6597080, 7256788, 9070985, 10366840, 14513576, 18141970, 36283940, 72567880]

約数ペア:

[(1, 72567880), (2, 36283940), (4, 18141970), (5, 14513576), (7, 10366840), (8, 9070985), (10, 7256788), (11, 6597080), (14, 5183420), (20, 3628394), (22, 3298540), (28, 2591710), (35, 2073368), (40, 1814197), (44, 1649270), (55, 1319416), (56, 1295855), (70, 1036684), (77, 942440), (88, 824635), (110, 659708), (140, 518342), (154, 471220), (220, 329854), (280, 259171), (308, 235610), (385, 188488), (440, 164927), (616, 117805), (770, 94244), (1540, 47122), (3080, 23561)]