891605136

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{997}}^1$

素因数の和:1640

約数の個数: 80

約数和(自身を含む): 2383958528

約数和(自身を除く): 1492353392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 601, 744, 997, 1202, 1488, 1803, 1994, 2404, 2991, 3606, 3988, 4808, 5982, 7212, 7976, 9616, 11964, 14424, 15952, 18631, 23928, 28848, 30907, 37262, 47856, 55893, 61814, 74524, 92721, 111786, 123628, 149048, 185442, 223572, 247256, 298096, 370884, 447144, 494512, 599197, 741768, 894288, 1198394, 1483536, 1797591, 2396788, 3595182, 4793576, 7190364, 9587152, 14380728, 18575107, 28761456, 37150214, 55725321, 74300428, 111450642, 148600856, 222901284, 297201712, 445802568, 891605136]

約数ペア:

[(1, 891605136), (2, 445802568), (3, 297201712), (4, 222901284), (6, 148600856), (8, 111450642), (12, 74300428), (16, 55725321), (24, 37150214), (31, 28761456), (48, 18575107), (62, 14380728), (93, 9587152), (124, 7190364), (186, 4793576), (248, 3595182), (372, 2396788), (496, 1797591), (601, 1483536), (744, 1198394), (997, 894288), (1202, 741768), (1488, 599197), (1803, 494512), (1994, 447144), (2404, 370884), (2991, 298096), (3606, 247256), (3988, 223572), (4808, 185442), (5982, 149048), (7212, 123628), (7976, 111786), (9616, 92721), (11964, 74524), (14424, 61814), (15952, 55893), (18631, 47856), (23928, 37262), (28848, 30907)]