13630820980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{277}}^1\times {\mathrm{337}}^1$

素因数の和:786

約数の個数: 144

約数和(自身を含む): 33742472400

約数和(自身を除く): 20111651420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 149, 196, 245, 277, 298, 337, 490, 554, 596, 674, 745, 980, 1043, 1108, 1348, 1385, 1490, 1685, 1939, 2086, 2359, 2770, 2980, 3370, 3878, 4172, 4718, 5215, 5540, 6740, 7301, 7756, 9436, 9695, 10430, 11795, 13573, 14602, 16513, 19390, 20860, 23590, 27146, 29204, 33026, 36505, 38780, 41273, 47180, 50213, 54292, 66052, 67865, 73010, 82546, 82565, 93349, 100426, 135730, 146020, 165092, 165130, 186698, 200852, 206365, 251065, 271460, 288911, 330260, 351491, 373396, 412730, 466745, 502130, 577822, 653443, 702982, 825460, 933490, 1004260, 1155644, 1306886, 1405964, 1444555, 1757455, 1866980, 2022377, 2460437, 2613772, 2889110, 3267215, 3514910, 4044754, 4574101, 4920874, 5778220, 6534430, 7029820, 8089508, 9148202, 9841748, 10111885, 12302185, 13068860, 13909001, 18296404, 20223770, 22870505, 24604370, 27818002, 40447540, 45741010, 49208740, 55636004, 69545005, 91482020, 97363007, 139090010, 194726014, 278180020, 389452028, 486815035, 681541049, 973630070, 1363082098, 1947260140, 2726164196, 3407705245, 6815410490, 13630820980]

約数ペア:

[(1, 13630820980), (2, 6815410490), (4, 3407705245), (5, 2726164196), (7, 1947260140), (10, 1363082098), (14, 973630070), (20, 681541049), (28, 486815035), (35, 389452028), (49, 278180020), (70, 194726014), (98, 139090010), (140, 97363007), (149, 91482020), (196, 69545005), (245, 55636004), (277, 49208740), (298, 45741010), (337, 40447540), (490, 27818002), (554, 24604370), (596, 22870505), (674, 20223770), (745, 18296404), (980, 13909001), (1043, 13068860), (1108, 12302185), (1348, 10111885), (1385, 9841748), (1490, 9148202), (1685, 8089508), (1939, 7029820), (2086, 6534430), (2359, 5778220), (2770, 4920874), (2980, 4574101), (3370, 4044754), (3878, 3514910), (4172, 3267215), (4718, 2889110), (5215, 2613772), (5540, 2460437), (6740, 2022377), (7301, 1866980), (7756, 1757455), (9436, 1444555), (9695, 1405964), (10430, 1306886), (11795, 1155644), (13573, 1004260), (14602, 933490), (16513, 825460), (19390, 702982), (20860, 653443), (23590, 577822), (27146, 502130), (29204, 466745), (33026, 412730), (36505, 373396), (38780, 351491), (41273, 330260), (47180, 288911), (50213, 271460), (54292, 251065), (66052, 206365), (67865, 200852), (73010, 186698), (82546, 165130), (82565, 165092), (93349, 146020), (100426, 135730)]