159769720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2437}}^1$

素因数の和:2608

約数の個数: 64

約数和(自身を含む): 394956000

約数和(自身を除く): 235186280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1192, 1490, 1639, 2437, 2980, 3278, 4874, 5960, 6556, 8195, 9748, 12185, 13112, 16390, 19496, 24370, 26807, 32780, 48740, 53614, 65560, 97480, 107228, 134035, 214456, 268070, 363113, 536140, 726226, 1072280, 1452452, 1815565, 2904904, 3631130, 3994243, 7262260, 7988486, 14524520, 15976972, 19971215, 31953944, 39942430, 79884860, 159769720]

約数ペア:

[(1, 159769720), (2, 79884860), (4, 39942430), (5, 31953944), (8, 19971215), (10, 15976972), (11, 14524520), (20, 7988486), (22, 7262260), (40, 3994243), (44, 3631130), (55, 2904904), (88, 1815565), (110, 1452452), (149, 1072280), (220, 726226), (298, 536140), (440, 363113), (596, 268070), (745, 214456), (1192, 134035), (1490, 107228), (1639, 97480), (2437, 65560), (2980, 53614), (3278, 48740), (4874, 32780), (5960, 26807), (6556, 24370), (8195, 19496), (9748, 16390), (12185, 13112)]