392980280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127591}}^1$

素因数の和:127620

約数の個数: 64

約数和(自身を含む): 1102394880

約数和(自身を除く): 709414600

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, 127591, 255182, 510364, 637955, 893137, 1020728, 1275910, 1403501, 1786274, 2551820, 2807002, 3572548, 4465685, 5103640, 5614004, 7017505, 7145096, 8931370, 9824507, 11228008, 14035010, 17862740, 19649014, 28070020, 35725480, 39298028, 49122535, 56140040, 78596056, 98245070, 196490140, 392980280]

約数ペア:

[(1, 392980280), (2, 196490140), (4, 98245070), (5, 78596056), (7, 56140040), (8, 49122535), (10, 39298028), (11, 35725480), (14, 28070020), (20, 19649014), (22, 17862740), (28, 14035010), (35, 11228008), (40, 9824507), (44, 8931370), (55, 7145096), (56, 7017505), (70, 5614004), (77, 5103640), (88, 4465685), (110, 3572548), (140, 2807002), (154, 2551820), (220, 1786274), (280, 1403501), (308, 1275910), (385, 1020728), (440, 893137), (616, 637955), (770, 510364), (1540, 255182), (3080, 127591)]