261232320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6637}}^1$

素因数の和:6698

約数の個数: 112

約数和(自身を含む): 849770208

約数和(自身を除く): 588537888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6560, 6637, 7872, 9840, 13120, 13274, 19680, 19911, 26548, 33185, 39360, 39822, 53096, 66370, 79644, 99555, 106192, 132740, 159288, 199110, 212384, 265480, 272117, 318576, 398220, 424768, 530960, 544234, 637152, 796440, 816351, 1061920, 1088468, 1274304, 1360585, 1592880, 1632702, 2123840, 2176936, 2721170, 3185760, 3265404, 4081755, 4353872, 5442340, 6371520, 6530808, 8163510, 8707744, 10884680, 13061616, 16327020, 17415488, 21769360, 26123232, 32654040, 43538720, 52246464, 65308080, 87077440, 130616160, 261232320]

約数ペア:

[(1, 261232320), (2, 130616160), (3, 87077440), (4, 65308080), (5, 52246464), (6, 43538720), (8, 32654040), (10, 26123232), (12, 21769360), (15, 17415488), (16, 16327020), (20, 13061616), (24, 10884680), (30, 8707744), (32, 8163510), (40, 6530808), (41, 6371520), (48, 5442340), (60, 4353872), (64, 4081755), (80, 3265404), (82, 3185760), (96, 2721170), (120, 2176936), (123, 2123840), (160, 1632702), (164, 1592880), (192, 1360585), (205, 1274304), (240, 1088468), (246, 1061920), (320, 816351), (328, 796440), (410, 637152), (480, 544234), (492, 530960), (615, 424768), (656, 398220), (820, 318576), (960, 272117), (984, 265480), (1230, 212384), (1312, 199110), (1640, 159288), (1968, 132740), (2460, 106192), (2624, 99555), (3280, 79644), (3936, 66370), (4920, 53096), (6560, 39822), (6637, 39360), (7872, 33185), (9840, 26548), (13120, 19911), (13274, 19680)]