20161177960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89669}}^1$

素因数の和:89771

約数の個数: 128

約数和(自身を含む): 57331411200

約数和(自身を除く): 37170233240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 88, 110, 140, 146, 154, 220, 280, 292, 308, 365, 385, 440, 511, 584, 616, 730, 770, 803, 1022, 1460, 1540, 1606, 2044, 2555, 2920, 3080, 3212, 4015, 4088, 5110, 5621, 6424, 8030, 10220, 11242, 16060, 20440, 22484, 28105, 32120, 44968, 56210, 89669, 112420, 179338, 224840, 358676, 448345, 627683, 717352, 896690, 986359, 1255366, 1793380, 1972718, 2510732, 3138415, 3586760, 3945436, 4931795, 5021464, 6276830, 6545837, 6904513, 7890872, 9863590, 12553660, 13091674, 13809026, 19727180, 25107320, 26183348, 27618052, 32729185, 34522565, 39454360, 45820859, 52366696, 55236104, 65458370, 69045130, 72004207, 91641718, 130916740, 138090260, 144008414, 183283436, 229104295, 261833480, 276180520, 288016828, 360021035, 366566872, 458208590, 504029449, 576033656, 720042070, 916417180, 1008058898, 1440084140, 1832834360, 2016117796, 2520147245, 2880168280, 4032235592, 5040294490, 10080588980, 20161177960]

約数ペア:

[(1, 20161177960), (2, 10080588980), (4, 5040294490), (5, 4032235592), (7, 2880168280), (8, 2520147245), (10, 2016117796), (11, 1832834360), (14, 1440084140), (20, 1008058898), (22, 916417180), (28, 720042070), (35, 576033656), (40, 504029449), (44, 458208590), (55, 366566872), (56, 360021035), (70, 288016828), (73, 276180520), (77, 261833480), (88, 229104295), (110, 183283436), (140, 144008414), (146, 138090260), (154, 130916740), (220, 91641718), (280, 72004207), (292, 69045130), (308, 65458370), (365, 55236104), (385, 52366696), (440, 45820859), (511, 39454360), (584, 34522565), (616, 32729185), (730, 27618052), (770, 26183348), (803, 25107320), (1022, 19727180), (1460, 13809026), (1540, 13091674), (1606, 12553660), (2044, 9863590), (2555, 7890872), (2920, 6904513), (3080, 6545837), (3212, 6276830), (4015, 5021464), (4088, 4931795), (5110, 3945436), (5621, 3586760), (6424, 3138415), (8030, 2510732), (10220, 1972718), (11242, 1793380), (16060, 1255366), (20440, 986359), (22484, 896690), (28105, 717352), (32120, 627683), (44968, 448345), (56210, 358676), (89669, 224840), (112420, 179338)]