1481008048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 3263680000

約数和(自身を除く): 1782671952

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 499, 751, 988, 998, 1502, 1976, 1996, 3004, 3952, 3992, 6008, 6487, 7984, 9481, 9763, 12016, 12974, 14269, 18962, 19526, 25948, 28538, 37924, 39052, 51896, 57076, 75848, 78104, 103792, 114152, 123253, 151696, 156208, 185497, 228304, 246506, 370994, 374749, 493012, 741988, 749498, 986024, 1483976, 1498996, 1972048, 2967952, 2997992, 4871737, 5995984, 7120231, 9743474, 14240462, 19486948, 28480924, 38973896, 56961848, 77947792, 92563003, 113923696, 185126006, 370252012, 740504024, 1481008048]

約数ペア:

[(1, 1481008048), (2, 740504024), (4, 370252012), (8, 185126006), (13, 113923696), (16, 92563003), (19, 77947792), (26, 56961848), (38, 38973896), (52, 28480924), (76, 19486948), (104, 14240462), (152, 9743474), (208, 7120231), (247, 5995984), (304, 4871737), (494, 2997992), (499, 2967952), (751, 1972048), (988, 1498996), (998, 1483976), (1502, 986024), (1976, 749498), (1996, 741988), (3004, 493012), (3952, 374749), (3992, 370994), (6008, 246506), (6487, 228304), (7984, 185497), (9481, 156208), (9763, 151696), (12016, 123253), (12974, 114152), (14269, 103792), (18962, 78104), (19526, 75848), (25948, 57076), (28538, 51896), (37924, 39052)]