145698520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{30103}}^1$

素因数の和:30136

約数の個数: 48

約数和(自身を含む): 360344880

約数和(自身を除く): 214646360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 30103, 60206, 120412, 150515, 240824, 301030, 331133, 602060, 662266, 1204120, 1324532, 1655665, 2649064, 3311330, 3642463, 6622660, 7284926, 13245320, 14569852, 18212315, 29139704, 36424630, 72849260, 145698520]

約数ペア:

[(1, 145698520), (2, 72849260), (4, 36424630), (5, 29139704), (8, 18212315), (10, 14569852), (11, 13245320), (20, 7284926), (22, 6622660), (40, 3642463), (44, 3311330), (55, 2649064), (88, 1655665), (110, 1324532), (121, 1204120), (220, 662266), (242, 602060), (440, 331133), (484, 301030), (605, 240824), (968, 150515), (1210, 120412), (2420, 60206), (4840, 30103)]