162219280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 392832000

約数和(自身を除く): 230612720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 149, 155, 248, 298, 310, 439, 496, 596, 620, 745, 878, 1192, 1240, 1490, 1756, 2195, 2384, 2480, 2980, 3512, 4390, 4619, 5960, 7024, 8780, 9238, 11920, 13609, 17560, 18476, 23095, 27218, 35120, 36952, 46190, 54436, 65411, 68045, 73904, 92380, 108872, 130822, 136090, 184760, 217744, 261644, 272180, 327055, 369520, 523288, 544360, 654110, 1046576, 1088720, 1308220, 2027741, 2616440, 4055482, 5232880, 8110964, 10138705, 16221928, 20277410, 32443856, 40554820, 81109640, 162219280]

約数ペア:

[(1, 162219280), (2, 81109640), (4, 40554820), (5, 32443856), (8, 20277410), (10, 16221928), (16, 10138705), (20, 8110964), (31, 5232880), (40, 4055482), (62, 2616440), (80, 2027741), (124, 1308220), (149, 1088720), (155, 1046576), (248, 654110), (298, 544360), (310, 523288), (439, 369520), (496, 327055), (596, 272180), (620, 261644), (745, 217744), (878, 184760), (1192, 136090), (1240, 130822), (1490, 108872), (1756, 92380), (2195, 73904), (2384, 68045), (2480, 65411), (2980, 54436), (3512, 46190), (4390, 36952), (4619, 35120), (5960, 27218), (7024, 23095), (8780, 18476), (9238, 17560), (11920, 13609)]