121939840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17321}}^1$

素因数の和:17351

約数の個数: 64

約数和(自身を含む): 318031920

約数和(自身を除く): 196092080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 17321, 34642, 69284, 86605, 138568, 173210, 190531, 277136, 346420, 381062, 554272, 692840, 762124, 952655, 1108544, 1385680, 1524248, 1905310, 2217088, 2771360, 3048496, 3810620, 5542720, 6096992, 7621240, 11085440, 12193984, 15242480, 24387968, 30484960, 60969920, 121939840]

約数ペア:

[(1, 121939840), (2, 60969920), (4, 30484960), (5, 24387968), (8, 15242480), (10, 12193984), (11, 11085440), (16, 7621240), (20, 6096992), (22, 5542720), (32, 3810620), (40, 3048496), (44, 2771360), (55, 2217088), (64, 1905310), (80, 1524248), (88, 1385680), (110, 1108544), (128, 952655), (160, 762124), (176, 692840), (220, 554272), (320, 381062), (352, 346420), (440, 277136), (640, 190531), (704, 173210), (880, 138568), (1408, 86605), (1760, 69284), (3520, 34642), (7040, 17321)]