90140568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1621}}^1$

素因数の和:1968

約数の個数: 64

約数和(自身を含む): 258481920

約数和(自身を除く): 168341352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 331, 662, 993, 1324, 1621, 1986, 2317, 2648, 3242, 3972, 4634, 4863, 6484, 6951, 7944, 9268, 9726, 11347, 12968, 13902, 18536, 19452, 22694, 27804, 34041, 38904, 45388, 55608, 68082, 90776, 136164, 272328, 536551, 1073102, 1609653, 2146204, 3219306, 3755857, 4292408, 6438612, 7511714, 11267571, 12877224, 15023428, 22535142, 30046856, 45070284, 90140568]

約数ペア:

[(1, 90140568), (2, 45070284), (3, 30046856), (4, 22535142), (6, 15023428), (7, 12877224), (8, 11267571), (12, 7511714), (14, 6438612), (21, 4292408), (24, 3755857), (28, 3219306), (42, 2146204), (56, 1609653), (84, 1073102), (168, 536551), (331, 272328), (662, 136164), (993, 90776), (1324, 68082), (1621, 55608), (1986, 45388), (2317, 38904), (2648, 34041), (3242, 27804), (3972, 22694), (4634, 19452), (4863, 18536), (6484, 13902), (6951, 12968), (7944, 11347), (9268, 9726)]