90620040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107881}}^1$

素因数の和:107902

約数の個数: 64

約数和(自身を含む): 310700160

約数和(自身を除く): 220080120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 107881, 215762, 323643, 431524, 539405, 647286, 755167, 863048, 1078810, 1294572, 1510334, 1618215, 2157620, 2265501, 2589144, 3020668, 3236430, 3775835, 4315240, 4531002, 6041336, 6472860, 7551670, 9062004, 11327505, 12945720, 15103340, 18124008, 22655010, 30206680, 45310020, 90620040]

約数ペア:

[(1, 90620040), (2, 45310020), (3, 30206680), (4, 22655010), (5, 18124008), (6, 15103340), (7, 12945720), (8, 11327505), (10, 9062004), (12, 7551670), (14, 6472860), (15, 6041336), (20, 4531002), (21, 4315240), (24, 3775835), (28, 3236430), (30, 3020668), (35, 2589144), (40, 2265501), (42, 2157620), (56, 1618215), (60, 1510334), (70, 1294572), (84, 1078810), (105, 863048), (120, 755167), (140, 647286), (168, 539405), (210, 431524), (280, 323643), (420, 215762), (840, 107881)]