686131290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{195479}}^1$

素因数の和:195508

約数の個数: 64

約数和(自身を含む): 1970438400

約数和(自身を除く): 1284307110

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 195479, 390958, 586437, 977395, 1172874, 1759311, 1954790, 2541227, 2932185, 3518622, 5082454, 5277933, 5864370, 7623681, 8796555, 10555866, 12706135, 15247362, 17593110, 22871043, 25412270, 26389665, 38118405, 45742086, 52779330, 68613129, 76236810, 114355215, 137226258, 228710430, 343065645, 686131290]

約数ペア:

[(1, 686131290), (2, 343065645), (3, 228710430), (5, 137226258), (6, 114355215), (9, 76236810), (10, 68613129), (13, 52779330), (15, 45742086), (18, 38118405), (26, 26389665), (27, 25412270), (30, 22871043), (39, 17593110), (45, 15247362), (54, 12706135), (65, 10555866), (78, 8796555), (90, 7623681), (117, 5864370), (130, 5277933), (135, 5082454), (195, 3518622), (234, 2932185), (270, 2541227), (351, 1954790), (390, 1759311), (585, 1172874), (702, 977395), (1170, 586437), (1755, 390958), (3510, 195479)]