2741220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 8454264

約数和(自身を除く): 5713044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 157, 180, 194, 291, 314, 388, 471, 485, 582, 628, 785, 873, 942, 970, 1164, 1413, 1455, 1570, 1746, 1884, 1940, 2355, 2826, 2910, 3140, 3492, 4365, 4710, 5652, 5820, 7065, 8730, 9420, 14130, 15229, 17460, 28260, 30458, 45687, 60916, 76145, 91374, 137061, 152290, 182748, 228435, 274122, 304580, 456870, 548244, 685305, 913740, 1370610, 2741220]

約数ペア:

[(1, 2741220), (2, 1370610), (3, 913740), (4, 685305), (5, 548244), (6, 456870), (9, 304580), (10, 274122), (12, 228435), (15, 182748), (18, 152290), (20, 137061), (30, 91374), (36, 76145), (45, 60916), (60, 45687), (90, 30458), (97, 28260), (157, 17460), (180, 15229), (194, 14130), (291, 9420), (314, 8730), (388, 7065), (471, 5820), (485, 5652), (582, 4710), (628, 4365), (785, 3492), (873, 3140), (942, 2910), (970, 2826), (1164, 2355), (1413, 1940), (1455, 1884), (1570, 1746)]