178493580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10223}}^1$

素因数の和:10335

約数の個数: 72

約数和(自身を含む): 547065792

約数和(自身を除く): 368572212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 10223, 17460, 20446, 30669, 40892, 51115, 61338, 92007, 102230, 122676, 153345, 184014, 204460, 306690, 368028, 460035, 613380, 920070, 991631, 1840140, 1983262, 2974893, 3966524, 4958155, 5949786, 8924679, 9916310, 11899572, 14874465, 17849358, 19832620, 29748930, 35698716, 44623395, 59497860, 89246790, 178493580]

約数ペア:

[(1, 178493580), (2, 89246790), (3, 59497860), (4, 44623395), (5, 35698716), (6, 29748930), (9, 19832620), (10, 17849358), (12, 14874465), (15, 11899572), (18, 9916310), (20, 8924679), (30, 5949786), (36, 4958155), (45, 3966524), (60, 2974893), (90, 1983262), (97, 1840140), (180, 991631), (194, 920070), (291, 613380), (388, 460035), (485, 368028), (582, 306690), (873, 204460), (970, 184014), (1164, 153345), (1455, 122676), (1746, 102230), (1940, 92007), (2910, 61338), (3492, 51115), (4365, 40892), (5820, 30669), (8730, 20446), (10223, 17460)]