290097640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{523}}^1$

素因数の和:831

約数の個数: 96

約数和(自身を含む): 763426080

約数和(自身を除く): 473328440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 283, 392, 490, 523, 566, 980, 1046, 1132, 1415, 1960, 1981, 2092, 2264, 2615, 2830, 3661, 3962, 4184, 5230, 5660, 7322, 7924, 9905, 10460, 11320, 13867, 14644, 15848, 18305, 19810, 20920, 25627, 27734, 29288, 36610, 39620, 51254, 55468, 69335, 73220, 79240, 102508, 110936, 128135, 138670, 146440, 148009, 205016, 256270, 277340, 296018, 512540, 554680, 592036, 740045, 1025080, 1036063, 1184072, 1480090, 2072126, 2960180, 4144252, 5180315, 5920360, 7252441, 8288504, 10360630, 14504882, 20721260, 29009764, 36262205, 41442520, 58019528, 72524410, 145048820, 290097640]

約数ペア:

[(1, 290097640), (2, 145048820), (4, 72524410), (5, 58019528), (7, 41442520), (8, 36262205), (10, 29009764), (14, 20721260), (20, 14504882), (28, 10360630), (35, 8288504), (40, 7252441), (49, 5920360), (56, 5180315), (70, 4144252), (98, 2960180), (140, 2072126), (196, 1480090), (245, 1184072), (280, 1036063), (283, 1025080), (392, 740045), (490, 592036), (523, 554680), (566, 512540), (980, 296018), (1046, 277340), (1132, 256270), (1415, 205016), (1960, 148009), (1981, 146440), (2092, 138670), (2264, 128135), (2615, 110936), (2830, 102508), (3661, 79240), (3962, 73220), (4184, 69335), (5230, 55468), (5660, 51254), (7322, 39620), (7924, 36610), (9905, 29288), (10460, 27734), (11320, 25627), (13867, 20920), (14644, 19810), (15848, 18305)]