420542070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{7237}}^1$

素因数の和:7409

約数の個数: 64

約数和(自身を含む): 1094385600

約数和(自身を除く): 673843530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 195, 298, 390, 447, 745, 894, 1490, 1937, 2235, 3874, 4470, 5811, 7237, 9685, 11622, 14474, 19370, 21711, 29055, 36185, 43422, 58110, 72370, 94081, 108555, 188162, 217110, 282243, 470405, 564486, 940810, 1078313, 1411215, 2156626, 2822430, 3234939, 5391565, 6469878, 10783130, 14018069, 16174695, 28036138, 32349390, 42054207, 70090345, 84108414, 140180690, 210271035, 420542070]

約数ペア:

[(1, 420542070), (2, 210271035), (3, 140180690), (5, 84108414), (6, 70090345), (10, 42054207), (13, 32349390), (15, 28036138), (26, 16174695), (30, 14018069), (39, 10783130), (65, 6469878), (78, 5391565), (130, 3234939), (149, 2822430), (195, 2156626), (298, 1411215), (390, 1078313), (447, 940810), (745, 564486), (894, 470405), (1490, 282243), (1937, 217110), (2235, 188162), (3874, 108555), (4470, 94081), (5811, 72370), (7237, 58110), (9685, 43422), (11622, 36185), (14474, 29055), (19370, 21711)]