218604348

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{797}}^1$

素因数の和:1227

約数の個数: 72

約数和(自身を含む): 583848720

約数和(自身を除く): 365244372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 401, 684, 797, 802, 1203, 1594, 1604, 2391, 2406, 3188, 3609, 4782, 4812, 7173, 7218, 7619, 9564, 14346, 14436, 15143, 15238, 22857, 28692, 30286, 30476, 45429, 45714, 60572, 68571, 90858, 91428, 136287, 137142, 181716, 272574, 274284, 319597, 545148, 639194, 958791, 1278388, 1917582, 2876373, 3835164, 5752746, 6072343, 11505492, 12144686, 18217029, 24289372, 36434058, 54651087, 72868116, 109302174, 218604348]

約数ペア:

[(1, 218604348), (2, 109302174), (3, 72868116), (4, 54651087), (6, 36434058), (9, 24289372), (12, 18217029), (18, 12144686), (19, 11505492), (36, 6072343), (38, 5752746), (57, 3835164), (76, 2876373), (114, 1917582), (171, 1278388), (228, 958791), (342, 639194), (401, 545148), (684, 319597), (797, 274284), (802, 272574), (1203, 181716), (1594, 137142), (1604, 136287), (2391, 91428), (2406, 90858), (3188, 68571), (3609, 60572), (4782, 45714), (4812, 45429), (7173, 30476), (7218, 30286), (7619, 28692), (9564, 22857), (14346, 15238), (14436, 15143)]