655681070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 1424908800

約数和(自身を除く): 769227730

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 61, 74, 95, 110, 122, 139, 185, 190, 209, 278, 305, 370, 407, 418, 610, 671, 695, 703, 814, 1045, 1159, 1342, 1390, 1406, 1529, 2035, 2090, 2257, 2318, 2641, 3058, 3355, 3515, 4070, 4514, 5143, 5282, 5795, 6710, 7030, 7645, 7733, 8479, 10286, 11285, 11590, 12749, 13205, 15290, 15466, 16958, 22570, 24827, 25498, 25715, 26410, 29051, 38665, 42395, 42883, 49654, 51430, 56573, 58102, 63745, 77330, 84790, 85766, 93269, 97717, 113146, 124135, 127490, 145255, 161101, 186538, 195434, 214415, 248270, 282865, 290510, 313723, 322202, 428830, 466345, 471713, 488585, 565730, 627446, 805505, 932690, 943426, 977170, 1074887, 1568615, 1611010, 1772111, 2149774, 2358565, 3137230, 3450953, 3544222, 4717130, 5374435, 5960737, 6901906, 8860555, 10748870, 11921474, 17254765, 17721110, 29803685, 34509530, 59607370, 65568107, 131136214, 327840535, 655681070]

約数ペア:

[(1, 655681070), (2, 327840535), (5, 131136214), (10, 65568107), (11, 59607370), (19, 34509530), (22, 29803685), (37, 17721110), (38, 17254765), (55, 11921474), (61, 10748870), (74, 8860555), (95, 6901906), (110, 5960737), (122, 5374435), (139, 4717130), (185, 3544222), (190, 3450953), (209, 3137230), (278, 2358565), (305, 2149774), (370, 1772111), (407, 1611010), (418, 1568615), (610, 1074887), (671, 977170), (695, 943426), (703, 932690), (814, 805505), (1045, 627446), (1159, 565730), (1342, 488585), (1390, 471713), (1406, 466345), (1529, 428830), (2035, 322202), (2090, 313723), (2257, 290510), (2318, 282865), (2641, 248270), (3058, 214415), (3355, 195434), (3515, 186538), (4070, 161101), (4514, 145255), (5143, 127490), (5282, 124135), (5795, 113146), (6710, 97717), (7030, 93269), (7645, 85766), (7733, 84790), (8479, 77330), (10286, 63745), (11285, 58102), (11590, 56573), (12749, 51430), (13205, 49654), (15290, 42883), (15466, 42395), (16958, 38665), (22570, 29051), (24827, 26410), (25498, 25715)]