161570386180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{5441}}^1$

素因数の和:5814

約数の個数: 144

約数和(自身を含む): 399338792496

約数和(自身を除く): 237768406316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 193, 196, 245, 314, 386, 490, 628, 772, 785, 965, 980, 1099, 1351, 1570, 1930, 2198, 2702, 3140, 3860, 4396, 5404, 5441, 5495, 6755, 7693, 9457, 10882, 10990, 13510, 15386, 18914, 21764, 21980, 27020, 27205, 30301, 30772, 37828, 38087, 38465, 47285, 54410, 60602, 76174, 76930, 94570, 108820, 121204, 151505, 152348, 153860, 189140, 190435, 212107, 266609, 303010, 380870, 424214, 533218, 606020, 761740, 848428, 854237, 1050113, 1060535, 1066436, 1333045, 1484749, 1708474, 2100226, 2121070, 2666090, 2969498, 3416948, 4200452, 4242140, 4271185, 5250565, 5332180, 5938996, 5979659, 7350791, 7423745, 8542370, 10501130, 11959318, 14701582, 14847490, 17084740, 21002260, 23918636, 29403164, 29694980, 29898295, 36753955, 41857613, 51455537, 59796590, 73507910, 83715226, 102911074, 119593180, 147015820, 164867741, 167430452, 205822148, 209288065, 257277685, 329735482, 418576130, 514555370, 659470964, 824338705, 837152260, 1029110740, 1154074187, 1648677410, 2308148374, 3297354820, 4616296748, 5770370935, 8078519309, 11540741870, 16157038618, 23081483740, 32314077236, 40392596545, 80785193090, 161570386180]

約数ペア:

[(1, 161570386180), (2, 80785193090), (4, 40392596545), (5, 32314077236), (7, 23081483740), (10, 16157038618), (14, 11540741870), (20, 8078519309), (28, 5770370935), (35, 4616296748), (49, 3297354820), (70, 2308148374), (98, 1648677410), (140, 1154074187), (157, 1029110740), (193, 837152260), (196, 824338705), (245, 659470964), (314, 514555370), (386, 418576130), (490, 329735482), (628, 257277685), (772, 209288065), (785, 205822148), (965, 167430452), (980, 164867741), (1099, 147015820), (1351, 119593180), (1570, 102911074), (1930, 83715226), (2198, 73507910), (2702, 59796590), (3140, 51455537), (3860, 41857613), (4396, 36753955), (5404, 29898295), (5441, 29694980), (5495, 29403164), (6755, 23918636), (7693, 21002260), (9457, 17084740), (10882, 14847490), (10990, 14701582), (13510, 11959318), (15386, 10501130), (18914, 8542370), (21764, 7423745), (21980, 7350791), (27020, 5979659), (27205, 5938996), (30301, 5332180), (30772, 5250565), (37828, 4271185), (38087, 4242140), (38465, 4200452), (47285, 3416948), (54410, 2969498), (60602, 2666090), (76174, 2121070), (76930, 2100226), (94570, 1708474), (108820, 1484749), (121204, 1333045), (151505, 1066436), (152348, 1060535), (153860, 1050113), (189140, 854237), (190435, 848428), (212107, 761740), (266609, 606020), (303010, 533218), (380870, 424214)]